diff --git a/schema/odf1.3/OpenDocument-dsig-schema-v1.3.rng b/schema/libreoffice/OpenDocument-v1.3+libreoffice-dsig-schema.rng
similarity index 78%
rename from schema/odf1.3/OpenDocument-dsig-schema-v1.3.rng
rename to schema/libreoffice/OpenDocument-v1.3+libreoffice-dsig-schema.rng
index be2e9788ca08..954add387957 100644
--- a/schema/odf1.3/OpenDocument-dsig-schema-v1.3.rng
+++ b/schema/libreoffice/OpenDocument-v1.3+libreoffice-dsig-schema.rng
@@ -1,25 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
      Open Document Format for Office Applications (OpenDocument) Version 1.3
-     Committee Specification 01
-     25 December 2019
-     Copyright (c) OASIS Open 2019. All Rights Reserved.
-     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/cs01/schemas/
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
      Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
      TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
--->
-<!--
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard, in progress
-	Digital Signatures Relax-NG Schema
-
-        Copyright © OASIS Open [2002-2018]. All Rights Reserved.
-        Distributed under the terms of the OASIS IPR Policy, [http://www.oasis-open.org/policies-guidelines/ipr],
-        AS-IS, WITHOUT ANY IMPLIED OR EXPRESS WARRANTY; there is no warranty of MERCHANTABILITY,
-        FITNESS FOR A PARTICULAR PURPOSE or NONINFRINGEMENT of the rights of others.
-	
+        Digital Signatures Relax-NG Schema	
+        OpenDocument-v1.3-dsig-schema.rng
 -->
-
 <!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
 
 <rng:grammar xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsig="urn:oasis:names:tc:opendocument:xmlns:digitalsignature:1.0" xmlns:rng="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
diff --git a/schema/odf1.3/OpenDocument-manifest-schema-v1.3.rng b/schema/libreoffice/OpenDocument-v1.3+libreoffice-manifest-schema.rng
similarity index 92%
rename from schema/odf1.3/OpenDocument-manifest-schema-v1.3.rng
rename to schema/libreoffice/OpenDocument-v1.3+libreoffice-manifest-schema.rng
index 09f6bd35bc23..a2631facc7f5 100644
--- a/schema/odf1.3/OpenDocument-manifest-schema-v1.3.rng
+++ b/schema/libreoffice/OpenDocument-v1.3+libreoffice-manifest-schema.rng
@@ -1,24 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
      Open Document Format for Office Applications (OpenDocument) Version 1.3
-     Committee Specification 01
-     25 December 2019
-     Copyright (c) OASIS Open 2019. All Rights Reserved.
-     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/cs01/schemas/
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
      Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
      TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
--->
-<!--
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard in progress
         Manifest Relax-NG Schema
-
-        Copyright © OASIS Open [2002-2018]. All Rights Reserved.
-        Distributed under the terms of the OASIS IPR Policy, [http://www.oasis-open.org/policies-guidelines/ipr],
-        AS-IS, WITHOUT ANY IMPLIED OR EXPRESS WARRANTY; there is no warranty of MERCHANTABILITY,
-        FITNESS FOR A PARTICULAR PURPOSE or NONINFRINGEMENT of the rights of others.
+        OpenDocument-v1.3-manifest-schema.rng
 -->
-
 <!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
 
 <rng:grammar xmlns:manifest="urn:oasis:names:tc:opendocument:xmlns:manifest:1.0" xmlns:rng="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
@@ -169,7 +162,7 @@
   <rng:define name="key-derivation-attlist">
     <rng:choice>
       <rng:attribute name="manifest:key-derivation-name">
-           <rng:value>PGP</rng:value>
+        <rng:value>PGP</rng:value>
       </rng:attribute>
       <rng:interleave>
         <rng:attribute name="manifest:key-derivation-name">
@@ -198,7 +191,7 @@
       <rng:zeroOrMore>
         <rng:ref name="encrypted-key"/>
       </rng:zeroOrMore>
-    <!-- https://issues.oasis-open.org/browse/OFFICE-3940 -->
+      <!-- https://issues.oasis-open.org/browse/OFFICE-3940 -->
       <rng:oneOrMore>
         <rng:ref name="file-entry"/>
       </rng:oneOrMore>
@@ -206,7 +199,11 @@
   </rng:define>
   <rng:define name="manifest-attlist">
     <rng:attribute name="manifest:version">
+      <!-- FIXME remove this hack once tests can pick different schemas to validate -->
+      <rng:choice>
+      <rng:value>1.2</rng:value>
       <rng:value>1.3</rng:value>
+      </rng:choice>
     </rng:attribute>
   </rng:define>
   <rng:define name="namespacedToken">
diff --git a/schema/libreoffice/OpenDocument-v1.3+libreoffice-metadata.owl b/schema/libreoffice/OpenDocument-v1.3+libreoffice-metadata.owl
index 2c648cf6ce30..e35354ccd2fa 100644
--- a/schema/libreoffice/OpenDocument-v1.3+libreoffice-metadata.owl
+++ b/schema/libreoffice/OpenDocument-v1.3+libreoffice-metadata.owl
@@ -1,36 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
+     Open Document Format for Office Applications (OpenDocument) Version 1.3
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
+     Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
+     TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard, In progress
-	OWL Metadata Manifest Description
-        Source: https://tools.oasis-open.org/version-control/svn/office/
-        Copyright (c) OASIS Open 2002-2015. All Rights Reserved.
-
-	All capitalized terms in the following text have the meanings assigned to them
-   	in the OASIS Intellectual Property Rights Policy (the "OASIS IPR Policy"). The
-	full Policy may be found at the OASIS website.
-
-	This document and translations of it may be copied and furnished to others, and
-	derivative works that comment on or otherwise explain it or assist in its
-	implementation may be prepared, copied, published, and distributed, in whole or
-	in part, without restriction of any kind, provided that the above copyright
-	notice and this section are included on all such copies and derivative works.
-	However, this document itself may not be modified in any way, including by
-	removing the copyright notice or references to OASIS, except as needed for the
-	purpose of developing any document or deliverable produced by an OASIS
-	Technical Committee (in which case the rules applicable to copyrights, as set
-	forth in the OASIS IPR Policy, must be followed) or as required to translate it
-	into languages other than English.
-
-	The limited permissions granted above are perpetual and will not be revoked by
-	OASIS or its successors or assigns.
-
-	This document and the information contained herein is provided on an "AS IS"
-	basis and OASIS DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
-	LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION HEREIN WILL NOT
-	INFRINGE ANY OWNERSHIP RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR
-	FITNESS FOR A PARTICULAR PURPOSE. 
+        OWL Schema Metadata Manifest Description
+        OpenDocument-v1.3-metadata.owl
 -->
+
+<!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
+
 <rdf:RDF xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:odf="http://docs.oasis-open.org/ns/office/1.2/meta/odf#" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:pkg="http://docs.oasis-open.org/ns/office/1.2/meta/pkg#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns="http://www.w3.org/2000/01/rdf-schema#">
 
 <owl:Ontology rdf:about="http://docs.oasis-open.org/ns/office/1.2/meta/odf#">
diff --git a/schema/libreoffice/OpenDocument-v1.3+libreoffice-package-metadata.owl b/schema/libreoffice/OpenDocument-v1.3+libreoffice-package-metadata.owl
index 9281dff7752f..2f0c35725f09 100644
--- a/schema/libreoffice/OpenDocument-v1.3+libreoffice-package-metadata.owl
+++ b/schema/libreoffice/OpenDocument-v1.3+libreoffice-package-metadata.owl
@@ -1,36 +1,20 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
+     Open Document Format for Office Applications (OpenDocument) Version 1.3
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
+     Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
+     TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard, In progress
-	OWL Metadata Manifest Description
-        Source: https://tools.oasis-open.org/version-control/svn/office/
-        Copyright (c) OASIS Open 2002-2015. All Rights Reserved.
-
-	All capitalized terms in the following text have the meanings assigned to them
-   	in the OASIS Intellectual Property Rights Policy (the "OASIS IPR Policy"). The
-	full Policy may be found at the OASIS website.
-
-	This document and translations of it may be copied and furnished to others, and
-	derivative works that comment on or otherwise explain it or assist in its
-	implementation may be prepared, copied, published, and distributed, in whole or
-	in part, without restriction of any kind, provided that the above copyright
-	notice and this section are included on all such copies and derivative works.
-	However, this document itself may not be modified in any way, including by
-	removing the copyright notice or references to OASIS, except as needed for the
-	purpose of developing any document or deliverable produced by an OASIS
-	Technical Committee (in which case the rules applicable to copyrights, as set
-	forth in the OASIS IPR Policy, must be followed) or as required to translate it
-	into languages other than English.
-
-	The limited permissions granted above are perpetual and will not be revoked by
-	OASIS or its successors or assigns.
-
-	This document and the information contained herein is provided on an "AS IS"
-	basis and OASIS DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
-	LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION HEREIN WILL NOT
-	INFRINGE ANY OWNERSHIP RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR
-	FITNESS FOR A PARTICULAR PURPOSE. 
+        OWL Package Metadata Manifest Description
+        OpenDocument-v1.3-package-metadata.owl
 -->
+
+<!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
+
 <rdf:RDF xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:pkg="http://docs.oasis-open.org/ns/office/1.2/meta/pkg#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns="http://www.w3.org/2000/01/rdf-schema#">
 
 <owl:Ontology rdf:about="http://docs.oasis-open.org/ns/office/1.2/meta/pkg#">
diff --git a/schema/libreoffice/OpenDocument-schema-v1.3+libreoffice.rng b/schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng
similarity index 99%
rename from schema/libreoffice/OpenDocument-schema-v1.3+libreoffice.rng
rename to schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng
index a4d359c5a3a9..69a98498e3a4 100644
--- a/schema/libreoffice/OpenDocument-schema-v1.3+libreoffice.rng
+++ b/schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng
@@ -41,7 +41,7 @@ xmlns:css3t="http://www.w3.org/TR/css3-text/"
 xmlns:calcext="urn:org:documentfoundation:names:experimental:calc:xmlns:calcext:1.0"
 xmlns:loext="urn:org:documentfoundation:names:experimental:office:xmlns:loext:1.0"
 >
-  <rng:include href="../odf1.3/OpenDocument-schema-v1.3.rng">
+  <rng:include href="../odf1.3/OpenDocument-v1.3-schema.rng">
 
     <rng:define name="office-document-common-attrs">
       <rng:interleave>
diff --git a/schema/libreoffice/OpenDocument-dsig-schema-v1.3+libreoffice.rng b/schema/odf1.3/OpenDocument-v1.3-dsig-schema.rng
similarity index 50%
rename from schema/libreoffice/OpenDocument-dsig-schema-v1.3+libreoffice.rng
rename to schema/odf1.3/OpenDocument-v1.3-dsig-schema.rng
index 7fd47cf2352e..954add387957 100644
--- a/schema/libreoffice/OpenDocument-dsig-schema-v1.3+libreoffice.rng
+++ b/schema/odf1.3/OpenDocument-v1.3-dsig-schema.rng
@@ -1,36 +1,19 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
+     Open Document Format for Office Applications (OpenDocument) Version 1.3
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
+     Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
+     TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard, in progress
-	Digital Signatures Relax-NG Schema
-        Source: https://tools.oasis-open.org/version-control/svn/office/
-        Copyright (c) OASIS Open 2002-2011. All Rights Reserved.
-
-	All capitalized terms in the following text have the meanings assigned to them
-   	in the OASIS Intellectual Property Rights Policy (the "OASIS IPR Policy"). The
-	full Policy may be found at the OASIS website.
-
-	This document and translations of it may be copied and furnished to others, and
-	derivative works that comment on or otherwise explain it or assist in its
-	implementation may be prepared, copied, published, and distributed, in whole or
-	in part, without restriction of any kind, provided that the above copyright
-	notice and this section are included on all such copies and derivative works.
-	However, this document itself may not be modified in any way, including by
-	removing the copyright notice or references to OASIS, except as needed for the
-	purpose of developing any document or deliverable produced by an OASIS
-	Technical Committee (in which case the rules applicable to copyrights, as set
-	forth in the OASIS IPR Policy, must be followed) or as required to translate it
-	into languages other than English.
-
-	The limited permissions granted above are perpetual and will not be revoked by
-	OASIS or its successors or assigns.
-
-	This document and the information contained herein is provided on an "AS IS"
-	basis and OASIS DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
-	LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION HEREIN WILL NOT
-	INFRINGE ANY OWNERSHIP RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR
-	FITNESS FOR A PARTICULAR PURPOSE. 
+        Digital Signatures Relax-NG Schema	
+        OpenDocument-v1.3-dsig-schema.rng
 -->
+<!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
+
 <rng:grammar xmlns:ds="http://www.w3.org/2000/09/xmldsig#" xmlns:dsig="urn:oasis:names:tc:opendocument:xmlns:digitalsignature:1.0" xmlns:rng="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
   <rng:start>
     <rng:choice>
diff --git a/schema/libreoffice/OpenDocument-manifest-schema-v1.3+libreoffice.rng b/schema/odf1.3/OpenDocument-v1.3-manifest-schema.rng
similarity index 78%
rename from schema/libreoffice/OpenDocument-manifest-schema-v1.3+libreoffice.rng
rename to schema/odf1.3/OpenDocument-v1.3-manifest-schema.rng
index f4f46547d61a..3ff6d39b628d 100644
--- a/schema/libreoffice/OpenDocument-manifest-schema-v1.3+libreoffice.rng
+++ b/schema/odf1.3/OpenDocument-v1.3-manifest-schema.rng
@@ -1,36 +1,19 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
+     Open Document Format for Office Applications (OpenDocument) Version 1.3
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
+     Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
+     TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard in progress
-       Manifest Relax-NG Schema
-        Source: https://tools.oasis-open.org/version-control/svn/office/
-        Copyright (c) OASIS Open 2002-2011. All Rights Reserved.
-
-	All capitalized terms in the following text have the meanings assigned to them
-   	in the OASIS Intellectual Property Rights Policy (the "OASIS IPR Policy"). The
-	full Policy may be found at the OASIS website.
-
-	This document and translations of it may be copied and furnished to others, and
-	derivative works that comment on or otherwise explain it or assist in its
-	implementation may be prepared, copied, published, and distributed, in whole or
-	in part, without restriction of any kind, provided that the above copyright
-	notice and this section are included on all such copies and derivative works.
-	However, this document itself may not be modified in any way, including by
-	removing the copyright notice or references to OASIS, except as needed for the
-	purpose of developing any document or deliverable produced by an OASIS
-	Technical Committee (in which case the rules applicable to copyrights, as set
-	forth in the OASIS IPR Policy, must be followed) or as required to translate it
-	into languages other than English.
-
-	The limited permissions granted above are perpetual and will not be revoked by
-	OASIS or its successors or assigns.
-
-	This document and the information contained herein is provided on an "AS IS"
-	basis and OASIS DISCLAIMS ALL WARRANTIES, EXPRESS OR IMPLIED, INCLUDING BUT NOT
-	LIMITED TO ANY WARRANTY THAT THE USE OF THE INFORMATION HEREIN WILL NOT
-	INFRINGE ANY OWNERSHIP RIGHTS OR ANY IMPLIED WARRANTIES OF MERCHANTABILITY OR
-	FITNESS FOR A PARTICULAR PURPOSE. 
+        Manifest Relax-NG Schema
+        OpenDocument-v1.3-manifest-schema.rng
 -->
+<!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
+
 <rng:grammar xmlns:manifest="urn:oasis:names:tc:opendocument:xmlns:manifest:1.0" xmlns:rng="http://relaxng.org/ns/structure/1.0" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
   <rng:start>
     <rng:choice>
@@ -179,7 +162,7 @@
   <rng:define name="key-derivation-attlist">
     <rng:choice>
       <rng:attribute name="manifest:key-derivation-name">
-           <rng:value>PGP</rng:value>
+        <rng:value>PGP</rng:value>
       </rng:attribute>
       <rng:interleave>
         <rng:attribute name="manifest:key-derivation-name">
@@ -208,7 +191,7 @@
       <rng:zeroOrMore>
         <rng:ref name="encrypted-key"/>
       </rng:zeroOrMore>
-    <!-- https://issues.oasis-open.org/browse/OFFICE-3940 -->
+      <!-- https://issues.oasis-open.org/browse/OFFICE-3940 -->
       <rng:oneOrMore>
         <rng:ref name="file-entry"/>
       </rng:oneOrMore>
@@ -216,11 +199,7 @@
   </rng:define>
   <rng:define name="manifest-attlist">
     <rng:attribute name="manifest:version">
-      <!-- FIXME remove this hack once we write 1.3 -->
-      <rng:choice>
-      <rng:value>1.2</rng:value>
       <rng:value>1.3</rng:value>
-      </rng:choice>
     </rng:attribute>
   </rng:define>
   <rng:define name="namespacedToken">
@@ -255,4 +234,4 @@
   <rng:define name="string">
     <rng:data type="string"/>
   </rng:define>
-</rng:grammar>
+</rng:grammar>
\ No newline at end of file
diff --git a/schema/odf1.3/OpenDocument-v1.3-metadata.owl b/schema/odf1.3/OpenDocument-v1.3-metadata.owl
index 7237de119cb5..24a0b9f05fa8 100644
--- a/schema/odf1.3/OpenDocument-v1.3-metadata.owl
+++ b/schema/odf1.3/OpenDocument-v1.3-metadata.owl
@@ -1,23 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
      Open Document Format for Office Applications (OpenDocument) Version 1.3
-     Committee Specification 01
-     25 December 2019
-     Copyright (c) OASIS Open 2019. All Rights Reserved.
-     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/cs01/schemas/
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
      Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
      TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
--->
-<!--
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard, In progress
-	OWL Metadata Manifest Description
-
-        Copyright © OASIS Open [2002-2018]. All Rights Reserved.
-        Distributed under the terms of the OASIS IPR Policy, [http://www.oasis-open.org/policies-guidelines/ipr],
-        AS-IS, WITHOUT ANY IMPLIED OR EXPRESS WARRANTY; there is no warranty of MERCHANTABILITY,
-        FITNESS FOR A PARTICULAR PURPOSE or NONINFRINGEMENT of the rights of others.
-
+        OWL Schema Metadata Manifest Description
+        OpenDocument-v1.3-metadata.owl
 -->
 
 <!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
diff --git a/schema/odf1.3/OpenDocument-v1.3-package-metadata.owl b/schema/odf1.3/OpenDocument-v1.3-package-metadata.owl
index 60a9cb297834..2f0c35725f09 100644
--- a/schema/odf1.3/OpenDocument-v1.3-package-metadata.owl
+++ b/schema/odf1.3/OpenDocument-v1.3-package-metadata.owl
@@ -1,23 +1,16 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
      Open Document Format for Office Applications (OpenDocument) Version 1.3
-     Committee Specification 01
-     25 December 2019
-     Copyright (c) OASIS Open 2019. All Rights Reserved.
-     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/cs01/schemas/
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
      Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
      TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
--->
-<!--
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard, In progress
-	OWL Metadata Manifest Description
-
-        Copyright © OASIS Open [2002-2018]. All Rights Reserved.
-        Distributed under the terms of the OASIS IPR Policy, [http://www.oasis-open.org/policies-guidelines/ipr],
-        AS-IS, WITHOUT ANY IMPLIED OR EXPRESS WARRANTY; there is no warranty of MERCHANTABILITY,
-        FITNESS FOR A PARTICULAR PURPOSE or NONINFRINGEMENT of the rights of others.
-
+        OWL Package Metadata Manifest Description
+        OpenDocument-v1.3-package-metadata.owl
 -->
 
 <!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
diff --git a/schema/odf1.3/OpenDocument-schema-v1.3.rng b/schema/odf1.3/OpenDocument-v1.3-schema.rng
similarity index 99%
rename from schema/odf1.3/OpenDocument-schema-v1.3.rng
rename to schema/odf1.3/OpenDocument-v1.3-schema.rng
index 6c15e2f820e3..bbffe383781c 100644
--- a/schema/odf1.3/OpenDocument-schema-v1.3.rng
+++ b/schema/odf1.3/OpenDocument-v1.3-schema.rng
@@ -1,25 +1,17 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
      Open Document Format for Office Applications (OpenDocument) Version 1.3
-     Committee Specification 01
-     25 December 2019
-     Copyright (c) OASIS Open 2019. All Rights Reserved.
-     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/cs01/schemas/
+     OASIS Standard
+     27 April 2021
+     Copyright (c) OASIS Open 2021. All Rights Reserved.
+     Source: https://docs.oasis-open.org/office/OpenDocument/v1.3/os/schemas/
      Latest stage of specification: https://docs.oasis-open.org/office/OpenDocument/v1.3/OpenDocument-v1.3-part1-introduction.html
      TC IPR Statement: https://www.oasis-open.org/committees/office/ipr.php 
--->
-<!--
+
         Open Document Format for Office Applications (OpenDocument) Version 1.3
-        OASIS Standard, In progress
-	Relax-NG Schema
-
-        Copyright © OASIS Open [2002-2018]. All Rights Reserved.
-        Distributed under the terms of the OASIS IPR Policy, [http://www.oasis-open.org/policies-guidelines/ipr],
-        AS-IS, WITHOUT ANY IMPLIED OR EXPRESS WARRANTY; there is no warranty of MERCHANTABILITY,
-        FITNESS FOR A PARTICULAR PURPOSE or NONINFRINGEMENT of the rights of others.
-
+        Relax-NG Schema
+        OpenDocument-v1.3-schema.rng
 -->
-
 <!-- https://issues.oasis-open.org/browse/OFFICE-2153 -->
 
 <rng:grammar xmlns:anim="urn:oasis:names:tc:opendocument:xmlns:animation:1.0" xmlns:chart="urn:oasis:names:tc:opendocument:xmlns:chart:1.0" xmlns:config="urn:oasis:names:tc:opendocument:xmlns:config:1.0" xmlns:db="urn:oasis:names:tc:opendocument:xmlns:database:1.0" xmlns:dc="http://purl.org/dc/elements/1.1/" xmlns:dr3d="urn:oasis:names:tc:opendocument:xmlns:dr3d:1.0" xmlns:draw="urn:oasis:names:tc:opendocument:xmlns:drawing:1.0" xmlns:fo="urn:oasis:names:tc:opendocument:xmlns:xsl-fo-compatible:1.0" xmlns:form="urn:oasis:names:tc:opendocument:xmlns:form:1.0" xmlns:grddl="http://www.w3.org/2003/g/data-view#" xmlns:math="http://www.w3.org/1998/Math/MathML" xmlns:meta="urn:oasis:names:tc:opendocument:xmlns:meta:1.0" xmlns:number="urn:oasis:names:tc:opendocument:xmlns:datastyle:1.0" xmlns:office="urn:oasis:names:tc:opendocument:xmlns:office:1.0" xmlns:presentation="urn:oasis:names:tc:opendocument:xmlns:presentation:1.0" xmlns:rng="http://relaxng.org/ns/structure/1.0" xmlns:script="urn:oasis:names:tc:opendocument:xmlns:script:1.0" xmlns:smil="urn:oasis:names:tc:opendocument:xmlns:smil-compatible:1.0" xmlns:style="urn:oasis:names:tc:opendocument:xmlns:style:1.0" xmlns:svg="urn:oasis:names:tc:opendocument:xmlns:svg-compatible:1.0" xmlns:table="urn:oasis:names:tc:opendocument:xmlns:table:1.0" xmlns:text="urn:oasis:names:tc:opendocument:xmlns:text:1.0" xmlns:xforms="http://www.w3.org/2002/xforms" xmlns:xhtml="http://www.w3.org/1999/xhtml" xmlns:xlink="http://www.w3.org/1999/xlink" datatypeLibrary="http://www.w3.org/2001/XMLSchema-datatypes">
@@ -755,7 +747,7 @@
             <rng:ref name="double"/>
           </rng:attribute>
           <rng:ref name="common-draw-size-attlist"/>
-	  <!-- https://issues.oasis-open.org/browse/OFFICE-3883 -->
+	        <!-- https://issues.oasis-open.org/browse/OFFICE-3883 -->
         </rng:group>
         <rng:empty/>
       </rng:choice>
@@ -783,7 +775,7 @@
     <rng:element name="chart:plot-area">
       <rng:ref name="chart-plot-area-attlist"/>
       <rng:optional>
-	<!-- https://issues.oasis-open.org/browse/OFFICE-3928 -->
+	      <!-- https://issues.oasis-open.org/browse/OFFICE-3928 -->
         <rng:ref name="chart-coordinate-region"/>
       </rng:optional>
       <rng:zeroOrMore>
@@ -1520,7 +1512,7 @@
         <rng:ref name="integer"/>
       </rng:attribute>
     </rng:optional>
-<!-- https://issues.oasis-open.org/browse/OFFICE-3860  added number:min-decimal-places -->
+    <!-- https://issues.oasis-open.org/browse/OFFICE-3860  added number:min-decimal-places -->
   </rng:define>
   <rng:define name="common-delay-for-repeat">
     <rng:optional>
@@ -2234,7 +2226,7 @@
           <rng:ref name="nonNegativeInteger"/>
           <rng:value>auto</rng:value>
         </rng:choice>
-	<!-- https://issues.oasis-open.org/browse/OFFICE-3923 -->
+	      <!-- https://issues.oasis-open.org/browse/OFFICE-3923 -->
       </rng:attribute>
     </rng:optional>
   </rng:define>
@@ -5313,7 +5305,7 @@
         </rng:attribute>
       </rng:optional>
       <rng:ref name="common-draw-mime-type-attlist"/>
-  <!-- https://issues.oasis-open.org/browse/OFFICE-3943 -->
+      <!-- https://issues.oasis-open.org/browse/OFFICE-3943 -->
       <rng:optional>
         <rng:ref name="xml-id"/>
       </rng:optional>
@@ -7099,7 +7091,7 @@
         <rng:optional>
           <rng:ref name="number-text-with-fillchar"/>
         </rng:optional>
-	<!-- https://issues.oasis-open.org/browse/OFFICE-3765 -->
+	      <!-- https://issues.oasis-open.org/browse/OFFICE-3765 -->
       </rng:oneOrMore>
       <rng:zeroOrMore>
         <rng:ref name="style-map"/>
@@ -7368,12 +7360,12 @@
           <rng:ref name="positiveInteger"/>
         </rng:attribute>
       </rng:optional>
-<!-- https://issues.oasis-open.org/browse/OFFICE-1828 exponent-interval -->
+      <!-- https://issues.oasis-open.org/browse/OFFICE-1828 exponent-interval -->
       <rng:optional>
         <rng:attribute name="number:forced-exponent-sign">
           <rng:ref name="boolean"/>
         </rng:attribute>
-<!-- https://issues.oasis-open.org/browse/OFFICE-3860 added number:forced-exponent-sign -->
+        <!-- https://issues.oasis-open.org/browse/OFFICE-3860 added number:forced-exponent-sign -->
       </rng:optional>
     </rng:interleave>
   </rng:define>
@@ -7425,7 +7417,7 @@
         <rng:optional>
           <rng:ref name="number-text-with-fillchar"/>
         </rng:optional>
-	<!-- https://issues.oasis-open.org/browse/OFFICE-3765 -->
+	      <!-- https://issues.oasis-open.org/browse/OFFICE-3765 -->
       </rng:zeroOrMore>
       <rng:zeroOrMore>
         <rng:ref name="style-map"/>
@@ -7461,7 +7453,7 @@
         <rng:optional>
           <rng:ref name="number-text-with-fillchar"/>
         </rng:optional>
-	<!-- https://issues.oasis-open.org/browse/OFFICE-3765 -->
+	      <!-- https://issues.oasis-open.org/browse/OFFICE-3765 -->
       </rng:oneOrMore>
       <rng:zeroOrMore>
         <rng:ref name="style-map"/>
@@ -9800,10 +9792,10 @@
             <rng:value>none</rng:value>
             <rng:value>cubic-spline</rng:value>
             <rng:value>b-spline</rng:value>
-	    <rng:value>step-start</rng:value>
-	    <rng:value>step-end</rng:value>
-	    <rng:value>step-center-x</rng:value>
-	    <rng:value>step-center-y</rng:value>
+            <rng:value>step-start</rng:value>
+            <rng:value>step-end</rng:value>
+            <rng:value>step-center-x</rng:value>
+            <rng:value>step-center-y</rng:value>
           </rng:choice>
         </rng:attribute>
       </rng:optional>
@@ -10104,17 +10096,17 @@
       </rng:optional>
       <!-- https://issues.oasis-open.org/browse/OFFICE-3958 -->
       <rng:optional>
-          <rng:attribute name="chart:regression-period">
+        <rng:attribute name="chart:regression-period">
           <rng:ref name="positiveInteger"/>
         </rng:attribute>
       </rng:optional>
       <rng:optional>
-          <rng:attribute name="chart:regression-moving-type">
-            <rng:choice>
-              <rng:value>prior</rng:value>
-              <rng:value>central</rng:value>
-              <rng:value>averaged-abscissa</rng:value>
-            </rng:choice>
+        <rng:attribute name="chart:regression-moving-type">
+          <rng:choice>
+            <rng:value>prior</rng:value>
+            <rng:value>central</rng:value>
+            <rng:value>averaged-abscissa</rng:value>
+          </rng:choice>
         </rng:attribute>
       </rng:optional>
       <!-- https://issues.oasis-open.org/browse/OFFICE-3959 -->
@@ -10711,7 +10703,7 @@
     <rng:element name="style:footer-first">
       <rng:ref name="common-style-header-footer-attlist"/>
       <rng:ref name="header-footer-content"/>
-       <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
+      <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
     </rng:element>
   </rng:define>
   <rng:define name="style-footer-left">
@@ -11124,7 +11116,7 @@
         <rng:attribute name="draw:luminance">
           <rng:ref name="signedZeroToHundredPercent"/>
         </rng:attribute>
-	<!-- https://issues.oasis-open.org/browse/OFFICE-3821 -->
+	      <!-- https://issues.oasis-open.org/browse/OFFICE-3821 -->
       </rng:optional>
       <rng:optional>
         <rng:attribute name="draw:contrast">
@@ -11806,7 +11798,7 @@
     <rng:element name="style:header-first">
       <rng:ref name="common-style-header-footer-attlist"/>
       <rng:ref name="header-footer-content"/>
-       <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
+      <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
     </rng:element>
   </rng:define>
   <rng:define name="style-header-footer-properties">
@@ -11984,7 +11976,7 @@
         <rng:optional>
           <rng:ref name="style-header-first"/>
         </rng:optional>
-       <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
+        <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
       </rng:optional>
       <rng:optional>
         <rng:ref name="style-footer"/>
@@ -11994,7 +11986,7 @@
         <rng:optional>
           <rng:ref name="style-footer-first"/>
         </rng:optional>
-       <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
+        <!-- https://issues.oasis-open.org/browse/OFFICE-3789 -->
       </rng:optional>
       <rng:optional>
         <rng:ref name="draw-layer-set"/>
@@ -15568,7 +15560,7 @@
     </rng:element>
   </rng:define>
   <rng:define name="table-source-cell-range-attlist">
-  <!-- OFFICE-3665 -->
+    <!-- OFFICE-3665 -->
     <rng:interleave>
       <rng:choice>
         <rng:attribute name="table:cell-range-address">
@@ -16907,7 +16899,7 @@
         <rng:ref name="text-index-entry-tab-stop"/>
         <rng:ref name="text-index-entry-link-start"/>
         <rng:ref name="text-index-entry-link-end"/>
-	<!-- https://issues.oasis-open.org/browse/OFFICE-3941 -->
+	      <!-- https://issues.oasis-open.org/browse/OFFICE-3941 -->
       </rng:choice>
     </rng:zeroOrMore>
   </rng:define>
@@ -18150,7 +18142,7 @@
           <rng:ref name="text-index-entry-tab-stop"/>
           <rng:ref name="text-index-entry-link-start"/>
           <rng:ref name="text-index-entry-link-end"/>
-	  <!-- https://issues.oasis-open.org/browse/OFFICE-3941 -->
+	        <!-- https://issues.oasis-open.org/browse/OFFICE-3941 -->
         </rng:choice>
       </rng:zeroOrMore>
     </rng:element>
diff --git a/test/source/bootstrapfixture.cxx b/test/source/bootstrapfixture.cxx
index 5ae9b3e4ab24..a1cc861ef8db 100644
--- a/test/source/bootstrapfixture.cxx
+++ b/test/source/bootstrapfixture.cxx
@@ -176,11 +176,11 @@ void test::BootstrapFixture::validate(const OUString& rPath, test::ValidationFor
         // invoke without -e so that we know when something new is written
         // in loext namespace that isn't yet in the custom schema
         aValidator += " -M "
-            + m_directories.getPathFromSrc(u"/schema/libreoffice/OpenDocument-manifest-schema-v1.3+libreoffice.rng")
+            + m_directories.getPathFromSrc(u"/schema/libreoffice/OpenDocument-v1.3+libreoffice-manifest-schema.rng")
             + " -D "
-            + m_directories.getPathFromSrc(u"/schema/libreoffice/OpenDocument-dsig-schema-v1.3+libreoffice.rng")
+            + m_directories.getPathFromSrc(u"/schema/libreoffice/OpenDocument-v1.3+libreoffice-dsig-schema.rng")
             + " -O "
-            + m_directories.getPathFromSrc(u"/schema/libreoffice/OpenDocument-schema-v1.3+libreoffice.rng")
+            + m_directories.getPathFromSrc(u"/schema/libreoffice/OpenDocument-v1.3+libreoffice-schema.rng")
             + " -m "
             + m_directories.getPathFromSrc(u"/schema/mathml2/mathml2.xsd");
     }