diff --git a/pyuno/source/module/pyuno_impl.hxx b/pyuno/source/module/pyuno_impl.hxx
index 90e94af07401..946991c3864b 100644
--- a/pyuno/source/module/pyuno_impl.hxx
+++ b/pyuno/source/module/pyuno_impl.hxx
@@ -16,8 +16,7 @@
  *   except in compliance with the License. You may obtain a copy of
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
-#ifndef INCLUDED_PYUNO_SOURCE_MODULE_PYUNO_IMPL_HXX
-#define INCLUDED_PYUNO_SOURCE_MODULE_PYUNO_IMPL_HXX
+#pragma once
 
 #if defined(_MSC_VER)
 // Workaround for some horrible hypot() mess
@@ -300,6 +299,4 @@ void decreaseRefCount( PyInterpreterState *interpreter, PyObject *object );
 
 }
 
-#endif
-
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/registry/inc/regapi.hxx b/registry/inc/regapi.hxx
index ae5b7e119e48..6d1ed00f532a 100644
--- a/registry/inc/regapi.hxx
+++ b/registry/inc/regapi.hxx
@@ -17,8 +17,7 @@
  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  */
 
-#ifndef INCLUDED_REGISTRY_INC_REGAPI_HXX
-#define INCLUDED_REGISTRY_INC_REGAPI_HXX
+#pragma once
 
 #include <rtl/ustring.h>
 #include <registry/regtype.h>
@@ -85,6 +84,4 @@ REG_DLLPUBLIC RegError REGISTRY_CALLTYPE reg_closeRegistry(RegHandle hRegistry);
 */
 REG_DLLPUBLIC RegError REGISTRY_CALLTYPE reg_dumpRegistry(RegKeyHandle hKey);
 
-#endif
-
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */