diff --git a/libavfilter/vf_lut.c b/libavfilter/vf_lut.c
index fafa67f70a..d0804a8d50 100644
--- a/libavfilter/vf_lut.c
+++ b/libavfilter/vf_lut.c
@@ -25,6 +25,7 @@
  */
 
 #include "libavutil/attributes.h"
+#include "libavutil/bswap.h"
 #include "libavutil/common.h"
 #include "libavutil/eval.h"
 #include "libavutil/opt.h"