diff --git a/libavformat/rtpproto.c b/libavformat/rtpproto.c
index 9d80ddf0a7..6ee711fb31 100644
--- a/libavformat/rtpproto.c
+++ b/libavformat/rtpproto.c
@@ -26,6 +26,7 @@
 
 #include "libavutil/avstring.h"
 #include "avformat.h"
+#include "rtpdec.h"
 
 #include <unistd.h>
 #include <stdarg.h>