diff --git a/tools/wine.inf.in b/tools/wine.inf.in
index f42dea8a72e..25cec58b0b2 100644
--- a/tools/wine.inf.in
+++ b/tools/wine.inf.in
@@ -2933,5 +2933,5 @@ HKLM,%CurrentVersionNT%,"CSDVersion",2,"Service Pack 2"
 HKLM,%CurrentVersionNT%,"CurrentBuildNumber",2,"2600"
 HKLM,%CurrentVersionNT%,"CurrentType",2,"Uniprocessor Free"
 HKLM,%Control%\ProductOptions,"ProductType",2,"WinNT"
-HKLM,%Control%\Windows,"CSDVersion",0x10003,0x400
+HKLM,%Control%\Windows,"CSDVersion",0x10003,0x200
 HKLM,%Control%\Session Manager\Environment,"OS",2,"Windows_NT"