diff --git a/comphelper/IwyuFilter_comphelper.yaml b/comphelper/IwyuFilter_comphelper.yaml
index 9e60203c6750..76008973ab11 100644
--- a/comphelper/IwyuFilter_comphelper.yaml
+++ b/comphelper/IwyuFilter_comphelper.yaml
@@ -52,9 +52,6 @@ excludelist:
     comphelper/source/misc/graphicmimetype.cxx:
     # Needed for direct member access
     - com/sun/star/io/XInputStream.hpp
-    comphelper/source/misc/hash.cxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
     comphelper/source/misc/instancelocker.cxx:
     # Needed for template
     - com/sun/star/embed/XActionsApproval.hpp
diff --git a/connectivity/IwyuFilter_connectivity.yaml b/connectivity/IwyuFilter_connectivity.yaml
index 976f124f1447..79403230c41c 100644
--- a/connectivity/IwyuFilter_connectivity.yaml
+++ b/connectivity/IwyuFilter_connectivity.yaml
@@ -71,9 +71,6 @@ excludelist:
     connectivity/source/drivers/mysql_jdbc/YDriver.cxx:
     # Actually used
     - com/sun/star/uno/XComponentContext.hpp
-    connectivity/source/drivers/odbc/OTools.cxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
     connectivity/source/drivers/postgresql/pq_connection.cxx:
     # Needed for using deleter_from_fn
     - pq_tools.hxx
diff --git a/emfio/IwyuFilter_emfio.yaml b/emfio/IwyuFilter_emfio.yaml
index 3a2074b75e72..cf89b81d8cda 100644
--- a/emfio/IwyuFilter_emfio.yaml
+++ b/emfio/IwyuFilter_emfio.yaml
@@ -1,6 +1,2 @@
 ---
 assumeFilename: emfio/source/emfuno/xemfparser.cxx
-excludelist:
-    emfio/source/reader/wmfreader.cxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
diff --git a/filter/IwyuFilter_filter.yaml b/filter/IwyuFilter_filter.yaml
index 8755c04d4883..be98d7aedcae 100644
--- a/filter/IwyuFilter_filter.yaml
+++ b/filter/IwyuFilter_filter.yaml
@@ -1,9 +1,6 @@
 ---
 assumeFilename: filter/source/msfilter/msdffimp.cxx
 excludelist:
-    filter/source/graphicfilter/icgm/cgm.cxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
     filter/source/msfilter/mscodec.cxx:
     # Actually used
     - com/sun/star/beans/NamedValue.hpp
@@ -13,9 +10,6 @@ excludelist:
     filter/source/msfilter/mstoolbar.cxx:
     # Needed for template
     - com/sun/star/frame/XModel.hpp
-    filter/source/msfilter/svdfppt.cxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
     filter/source/pdf/impdialog.cxx:
     # Actually used
     - com/sun/star/beans/XMaterialHolder.hpp
diff --git a/jvmfwk/IwyuFilter_jvmfwk.yaml b/jvmfwk/IwyuFilter_jvmfwk.yaml
index bfca82b3d10b..610f31ef454b 100644
--- a/jvmfwk/IwyuFilter_jvmfwk.yaml
+++ b/jvmfwk/IwyuFilter_jvmfwk.yaml
@@ -6,9 +6,6 @@ excludelist:
     - config_folders.h
     # Don't replace with URE impl. detail
     - rtl/byteseq.hxx
-    jvmfwk/inc/vendorbase.hxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
     jvmfwk/source/framework.cxx:
     # Don't replace with URE impl. detail
     - osl/thread.hxx
diff --git a/registry/IwyuFilter_registry.yaml b/registry/IwyuFilter_registry.yaml
index 4b2a6b7aa309..96377e51a496 100644
--- a/registry/IwyuFilter_registry.yaml
+++ b/registry/IwyuFilter_registry.yaml
@@ -4,11 +4,6 @@ excludelist:
     registry/source/regimpl.hxx:
     # Needed for correct linker visibility
     - regapi.hxx
-    registry/source/reflwrit.cxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
     registry/source/reflread.cxx:
-    # OSL_BIGENDIAN is being checked
-    - osl/endian.h
     # Needed for correct linker visibility
     - registry/typereg_reader.hxx
diff --git a/store/IwyuFilter_store.yaml b/store/IwyuFilter_store.yaml
index 0505cb5a1392..c01e81895f40 100644
--- a/store/IwyuFilter_store.yaml
+++ b/store/IwyuFilter_store.yaml
@@ -1,9 +1,6 @@
 ---
 assumeFilename: store/source/storbase.cxx
 excludelist:
-    store/source/storbase.hxx:
-    # Needed for OSL_BIGENDIAN macro
-    - osl/endian.h
     store/source/stordir.hxx:
     # Checking other file gives this
     - namespace store { struct OStoreDirectoryPageData; }
diff --git a/unoidl/IwyuFilter_unoidl.yaml b/unoidl/IwyuFilter_unoidl.yaml
index 506f964038ed..9bd75a9d3d43 100644
--- a/unoidl/IwyuFilter_unoidl.yaml
+++ b/unoidl/IwyuFilter_unoidl.yaml
@@ -1,6 +1,2 @@
 ---
 assumeFilename: unoidl/source/unoidl.cxx
-excludelist:
-    unoidl/source/unoidl-write.cxx:
-    # Avoid loplugin:oslendian error
-    - osl/endian.h