diff --git a/winedefault.reg b/winedefault.reg
index f1aa027de0c..015c8b077c9 100644
--- a/winedefault.reg
+++ b/winedefault.reg
@@ -43,6 +43,9 @@
 [HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion]
 "ProgramFilesDir"="C:\Program Files"
 
+[HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\Nls\Codepage]
+"ACP"="1252"
+"OEMCP"="437"
 
 #
 # SHELL32 entrys base classes of the desktop/ shelllinks