diff --git a/dll/nls/normaliz/normaliz.spec b/dll/nls/normaliz/normaliz.spec
index 27bf883a6f1..54e3206fa69 100644
--- a/dll/nls/normaliz/normaliz.spec
+++ b/dll/nls/normaliz/normaliz.spec
@@ -1,6 +1,6 @@
 
- @ IdnToAscii(long wstr long wstr long) kernel32.IdnToAscii
- @ IdnToNameprepUnicode(long wstr long wstr long) kernel32.IdnToNameprepUnicode
- @ IdnToUnicode(long wstr long wstr long) kernel32.IdnToUnicode
- @ IsNormalizedString(long wstr long) kernel32.IsNormalizedString
- @ NormalizeString(long wstr long wstr long) kernel32.NormalizeString
+ @ stdcall IdnToAscii(long wstr long wstr long) kernel32.IdnToAscii
+ @ stdcall IdnToNameprepUnicode(long wstr long wstr long) kernel32.IdnToNameprepUnicode
+ @ stdcall IdnToUnicode(long wstr long wstr long) kernel32.IdnToUnicode
+ @ stdcall IsNormalizedString(long wstr long) kernel32.IsNormalizedString
+ @ stdcall NormalizeString(long wstr long wstr long) kernel32.NormalizeString