diff --git a/libavcodec/ffv1.c b/libavcodec/ffv1.c
index 6d60117d2e..7a07980af6 100644
--- a/libavcodec/ffv1.c
+++ b/libavcodec/ffv1.c
@@ -2015,7 +2015,15 @@ static int decode_frame(AVCodecContext *avctx, void *data, int *data_size, AVPac
         if(f->ec){
             unsigned crc = av_crc(av_crc_get_table(AV_CRC_32_IEEE), 0, buf_p, v);
             if(crc){
-                av_log(f->avctx, AV_LOG_ERROR, "CRC mismatch %X!\n", crc);
+                int64_t ts = avpkt->pts != AV_NOPTS_VALUE ? avpkt->pts : avpkt->dts;
+                av_log(f->avctx, AV_LOG_ERROR, "CRC mismatch %X!", crc);
+                if(ts != AV_NOPTS_VALUE && avctx->pkt_timebase.num) {
+                    av_log(f->avctx, AV_LOG_ERROR, "at %f seconds\n",ts*av_q2d(avctx->pkt_timebase));
+                } else if(ts != AV_NOPTS_VALUE) {
+                    av_log(f->avctx, AV_LOG_ERROR, "at %"PRId64"\n", ts);
+                } else {
+                    av_log(f->avctx, AV_LOG_ERROR, "\n");
+                }
             }
         }