diff --git a/libavcodec/cabac_functions.h b/libavcodec/cabac_functions.h
index 2f2d48a8f8..c3f08d3410 100644
--- a/libavcodec/cabac_functions.h
+++ b/libavcodec/cabac_functions.h
@@ -30,6 +30,8 @@
 #include <stddef.h>
 #include <stdint.h>
 
+#include "libavutil/attributes.h"
+#include "libavutil/intmath.h"
 #include "cabac.h"
 #include "config.h"