diff --git a/libavfilter/settb.c b/libavfilter/settb.c
index a21663fd7e..ac8b898744 100644
--- a/libavfilter/settb.c
+++ b/libavfilter/settb.c
@@ -35,7 +35,6 @@
 #include "audio.h"
 #include "avfilter.h"
 #include "internal.h"
-#include "audio.h"
 #include "video.h"
 
 static const char *const var_names[] = {