diff --git a/libavcodec/v210enc.c b/libavcodec/v210enc.c
index 069f915158..6266bb96b1 100644
--- a/libavcodec/v210enc.c
+++ b/libavcodec/v210enc.c
@@ -44,7 +44,6 @@ static av_cold int encode_init(AVCodecContext *avctx)
     if (!avctx->coded_frame)
         return AVERROR(ENOMEM);
 
-    avctx->coded_frame->key_frame = 1;
     avctx->coded_frame->pict_type = AV_PICTURE_TYPE_I;
 
     return 0;