diff --git a/libavformat/mov.c b/libavformat/mov.c
index 825738127b..970cd87f70 100644
--- a/libavformat/mov.c
+++ b/libavformat/mov.c
@@ -2923,12 +2923,6 @@ static int mov_read_stts(MOVContext *c, AVIOContext *pb, MOVAtom atom)
         av_log(c->fc, AV_LOG_TRACE, "sample_count=%d, sample_duration=%d\n",
                 sample_count, sample_duration);
 
-        if (   i+1 == entries
-            && i
-            && sample_count == 1
-            && total_sample_count > 100
-            && sample_duration/10 > duration / total_sample_count)
-            sample_duration = duration / total_sample_count;
         duration+=(int64_t)sample_duration*(uint64_t)sample_count;
         total_sample_count+=sample_count;
     }