diff --git a/cmdutils.c b/cmdutils.c
index dc9bd2cc00..be3189ae24 100644
--- a/cmdutils.c
+++ b/cmdutils.c
@@ -1942,7 +1942,8 @@ AVDictionary *filter_codec_opts(AVDictionary *opts, enum AVCodecID codec_id,
             }
 
         if (av_opt_find(&cc, t->key, NULL, flags, AV_OPT_SEARCH_FAKE_OBJ) ||
-            (codec && codec->priv_class &&
+            !codec ||
+            (codec->priv_class &&
              av_opt_find(&codec->priv_class, t->key, NULL, flags,
                          AV_OPT_SEARCH_FAKE_OBJ)))
             av_dict_set(&ret, t->key, t->value, 0);