diff --git a/unotools/qa/unit/testGetEnglishSearchName.cxx b/unotools/qa/unit/testGetEnglishSearchName.cxx
index aca8be4e1347..7909c6f8f0db 100644
--- a/unotools/qa/unit/testGetEnglishSearchName.cxx
+++ b/unotools/qa/unit/testGetEnglishSearchName.cxx
@@ -8,11 +8,11 @@
  *
  */
 
-#include "cppunit/TestCase.h"
-#include "cppunit/TestFixture.h"
-#include "cppunit/TestSuite.h"
-#include "cppunit/extensions/HelperMacros.h"
-#include "cppunit/plugin/TestPlugIn.h"
+#include <cppunit/TestCase.h>
+#include <cppunit/TestFixture.h>
+#include <cppunit/TestSuite.h>
+#include <cppunit/extensions/HelperMacros.h>
+#include <cppunit/plugin/TestPlugIn.h>
 #include <unotools/fontdefs.hxx>
 
 class Test: public CppUnit::TestFixture
diff --git a/unotools/source/misc/ServiceDocumenter.cxx b/unotools/source/misc/ServiceDocumenter.cxx
index f1d1500ccb74..a9ede33b4ffe 100644
--- a/unotools/source/misc/ServiceDocumenter.cxx
+++ b/unotools/source/misc/ServiceDocumenter.cxx
@@ -6,7 +6,7 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
-#include <ServiceDocumenter.hxx>
+#include "ServiceDocumenter.hxx"
 #include <unotoolsservices.hxx>
 #include <comphelper/servicedecl.hxx>
 #include <com/sun/star/system/XSystemShellExecute.hpp>
diff --git a/unotools/source/misc/wincodepage.cxx b/unotools/source/misc/wincodepage.cxx
index 5a8c44c9a923..5a5df8b3ed2e 100644
--- a/unotools/source/misc/wincodepage.cxx
+++ b/unotools/source/misc/wincodepage.cxx
@@ -8,8 +8,8 @@
  */
 
 #include <unotools/wincodepage.hxx>
-#include "rtl/string.h"
-#include "rtl/textenc.h"
+#include <rtl/string.h>
+#include <rtl/textenc.h>
 
 namespace{
 
diff --git a/unotools/source/ucbhelper/ucblockbytes.cxx b/unotools/source/ucbhelper/ucblockbytes.cxx
index b16bf68dfacd..4e85da23c8bf 100644
--- a/unotools/source/ucbhelper/ucblockbytes.cxx
+++ b/unotools/source/ucbhelper/ucblockbytes.cxx
@@ -17,7 +17,7 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
-#include <ucblockbytes.hxx>
+#include "ucblockbytes.hxx"
 
 #include <sal/macros.h>
 #include <comphelper/processfactory.hxx>
diff --git a/unotools/source/ucbhelper/ucbstreamhelper.cxx b/unotools/source/ucbhelper/ucbstreamhelper.cxx
index 2dc622643ee7..63260f632b91 100644
--- a/unotools/source/ucbhelper/ucbstreamhelper.cxx
+++ b/unotools/source/ucbhelper/ucbstreamhelper.cxx
@@ -30,7 +30,7 @@
 #include <comphelper/simplefileaccessinteraction.hxx>
 #include <ucbhelper/content.hxx>
 #include <unotools/streamwrap.hxx>
-#include <ucblockbytes.hxx>
+#include "ucblockbytes.hxx"
 
 using namespace ::com::sun::star::uno;
 using namespace ::com::sun::star::io;