diff --git a/libavcodec/h264_slice.c b/libavcodec/h264_slice.c
index 726a56d004..7e53e38cca 100644
--- a/libavcodec/h264_slice.c
+++ b/libavcodec/h264_slice.c
@@ -191,6 +191,13 @@ static int alloc_picture(H264Context *h, H264Picture *pic)
 
     av_assert0(!pic->f->data[0]);
 
+    if (h->sei.common.lcevc.info) {
+        HEVCSEILCEVC *lcevc = &h->sei.common.lcevc;
+        ret = ff_frame_new_side_data_from_buf(h->avctx, pic->f, AV_FRAME_DATA_LCEVC, &lcevc->info);
+        if (ret < 0)
+            return ret;
+    }
+
     pic->tf.f = pic->f;
     ret = ff_thread_get_ext_buffer(h->avctx, &pic->tf,
                                    pic->reference ? AV_GET_BUFFER_FLAG_REF : 0);