diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index 1ea6d8dbfe..c10a81bfb7 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -717,8 +717,6 @@ static int process_options(AVFilterContext *ctx, AVDictionary **options,
     const char *key;
     int offset= -1;
 
-    av_opt_set_defaults(ctx);
-
     if (!args)
         return 0;