diff --git a/dlls/kernel/file.c b/dlls/kernel/file.c
index bf86e583d8..b5b7c49ed0 100644
--- a/dlls/kernel/file.c
+++ b/dlls/kernel/file.c
@@ -23,6 +23,7 @@
 #include "wine/port.h"
 
 #include <stdarg.h>
+#include <stdio.h>
 #include <errno.h>
 
 #define NONAMELESSUNION