diff --git a/ffmpeg.c b/ffmpeg.c
index cd47b20515..36d6a293eb 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -1826,10 +1826,7 @@ static int av_encode(AVFormatContext **output_files,
         ist = ist_table[i];
         is = input_files[ist->file_index];
         ist->pts = 0;
-        ist->next_pts=0;
-        if(   input_files_ts_offset[ist->file_index] != -is->start_time
-           && !(is->start_time == AV_NOPTS_VALUE && input_files_ts_offset[ist->file_index]==0))
-            ist->next_pts= AV_NOPTS_VALUE;
+        ist->next_pts = AV_NOPTS_VALUE;
         ist->is_start = 1;
     }