diff --git a/rosapps/avtest/entry.c b/rosapps/avtest/entry.c
index 2c66a5e85ba..99e5df1c7e0 100755
--- a/rosapps/avtest/entry.c
+++ b/rosapps/avtest/entry.c
@@ -1,3 +1,4 @@
+#include <ddk/ntddk.h>
 #include <debug.h>
 #include <ks.h>