diff --git a/dlls/ole32/ole32_oleidl.idl b/dlls/ole32/ole32_oleidl.idl
index b9315b37a2a..93cf079e1e1 100644
--- a/dlls/ole32/ole32_oleidl.idl
+++ b/dlls/ole32/ole32_oleidl.idl
@@ -16,5 +16,4 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-cpp_quote("#include <winuser.h>")
 #include "oleidl.idl"
diff --git a/dlls/oleaut32/oleaut32_ocidl.idl b/dlls/oleaut32/oleaut32_ocidl.idl
index 379df5bbfee..dcd3ea458da 100644
--- a/dlls/oleaut32/oleaut32_ocidl.idl
+++ b/dlls/oleaut32/oleaut32_ocidl.idl
@@ -16,5 +16,4 @@
  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  */
 
-cpp_quote("#include <winuser.h>")
 #include "ocidl.idl"
diff --git a/include/oleidl.idl b/include/oleidl.idl
index 5c92cb19d45..74962ffeb0a 100644
--- a/include/oleidl.idl
+++ b/include/oleidl.idl
@@ -24,6 +24,8 @@ import "objidl.idl";
 
 interface IOleInPlaceActiveObject;
 
+cpp_quote("#include <winuser.h>")
+
 /*****************************************************************************
  * IOleTypes interface
  */