diff --git a/src/h264.c b/src/h264.c
index 25bc8cb..5599231 100644
--- a/src/h264.c
+++ b/src/h264.c
@@ -36,6 +36,7 @@
 #include <h264-ctrls.h>
 
 #include "request.h"
+#include "utils.h"
 #include "surface.h"
 #include "v4l2.h"