diff --git a/mp3checker/windows/listview.c b/mp3checker/windows/listview.c
index 889a62c..bdf9e53 100644
--- a/mp3checker/windows/listview.c
+++ b/mp3checker/windows/listview.c
@@ -27,6 +27,7 @@
 #include "mp3checker.h"
 #include <windows.h>
 #include <commctrl.h>
+#include <stddef.h>
 #include "vector.h"
 #include "fileinfo.h"
 #include "resource.h"