diff --git a/libavcodec/bitpacked_dec.c b/libavcodec/bitpacked_dec.c
index c1cb6acefe..a2edccc43c 100644
--- a/libavcodec/bitpacked_dec.c
+++ b/libavcodec/bitpacked_dec.c
@@ -129,13 +129,13 @@ static int bitpacked_decode(AVCodecContext *avctx, void *data, int *got_frame,
     AVFrame *frame = data;
     int res;
 
-    frame->pict_type = AV_PICTURE_TYPE_I;
-    frame->key_frame = 1;
-
     res = bc->decode(avctx, frame, avpkt);
     if (res)
         return res;
 
+    frame->pict_type = AV_PICTURE_TYPE_I;
+    frame->key_frame = 1;
+
     *got_frame = 1;
     return buf_size;