diff --git a/sdk/include/reactos/wine/debug.h b/sdk/include/reactos/wine/debug.h
index 35aefc9852b..fc39141a83d 100644
--- a/sdk/include/reactos/wine/debug.h
+++ b/sdk/include/reactos/wine/debug.h
@@ -22,6 +22,7 @@
 #define __WINE_DEBUG_H
 
 #include <stdarg.h>
+#include <stdio.h>
 #include <windef.h>
 #ifndef GUID_DEFINED
 #include <guiddef.h>