diff --git a/libavformat/utils.c b/libavformat/utils.c
index ba08792c3f..7d23c4ae47 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -617,7 +617,7 @@ static void force_codec_ids(AVFormatContext *s, AVStream *st)
         break;
     case AVMEDIA_TYPE_DATA:
         if (s->data_codec_id)
-            st->codec->codec_id = s->data_codec_id;
+            st->codecpar->codec_id = s->data_codec_id;
         break;
     }
 }