diff --git a/reactos/dll/directx/ddraw/ddraw.def b/reactos/dll/directx/ddraw/ddraw.def
index d08bb415ee3..5a7701427b8 100644
--- a/reactos/dll/directx/ddraw/ddraw.def
+++ b/reactos/dll/directx/ddraw/ddraw.def
@@ -4,21 +4,20 @@ D3DParseUnknownCommand@8
 ReleaseDDThreadLock@0
 
 ;CompleteCreateSysmemSurface
-;DDGetAttachedSurfaceLcl
-;DDInternalLock
-;DDInternalUnlock
-;DSoundHelp
+;DDGetAttachedSurfaceLcl@12
+;DDInternalLock@8
+;DDInternalUnlock@4
+;DSoundHelp@12
 DirectDrawCreate@12
 DirectDrawCreateClipper@12
 DirectDrawCreateEx@16
 DirectDrawEnumerateA@8
+DirectDrawEnumerateW@8
 DirectDrawEnumerateExA@12
 DirectDrawEnumerateExW@12
-DirectDrawEnumerateW@8
 ;DllCanUnloadNow
 ;DllGetClassObject
-;GetDDSurfaceLocal
+;GetDDSurfaceLocal@12
 ;GetOLEThunkData
-;GetSurfaceFromDC
+;GetSurfaceFromDC@12
 ;RegisterSpecialCase
-