diff --git a/dlls/shell32/shellitem.c b/dlls/shell32/shellitem.c
index d65513d1da..b995534ac1 100644
--- a/dlls/shell32/shellitem.c
+++ b/dlls/shell32/shellitem.c
@@ -164,7 +164,7 @@ static const IShellItemVtbl ShellItem_Vtbl = {
 };
 
 
-static HRESULT WINAPI ShellItem_GetClassID(ShellItem* This, CLSID *pClassID)
+static HRESULT ShellItem_GetClassID(ShellItem* This, CLSID *pClassID)
 {
     TRACE("(%p,%p)\n", This, pClassID);