diff --git a/reactos/dll/win32/shell32/shell32.spec b/reactos/dll/win32/shell32/shell32.spec
index c3b9858948e..055964a2ec0 100644
--- a/reactos/dll/win32/shell32/shell32.spec
+++ b/reactos/dll/win32/shell32/shell32.spec
@@ -205,7 +205,7 @@
 206 stdcall ExtractAssociatedIconA(long str ptr)
 207 stdcall ExtractAssociatedIconExA(long str long long)
 208 stdcall ExtractAssociatedIconExW(long wstr long long)
-209 stdcall -noname Int64ToString(__int64 wstr long long ptr long)
+209 stdcall -noname Int64ToString(int64 wstr long long ptr long)
 210 stdcall -noname LargeIntegerToString(ptr wstr long long ptr long)
 211 stdcall -noname Printers_GetPidl(ptr str long long)
 212 stdcall -noname Printers_AddPrinterPropPages(ptr ptr)