diff --git a/ffmpeg.c b/ffmpeg.c
index e20ac1141a..456c7ad356 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -1338,10 +1338,10 @@ static int output_packet(AVInputStream *ist, int ist_index,
                         else
                             opkt.pts= AV_NOPTS_VALUE;
 
-                            if (pkt->dts == AV_NOPTS_VALUE)
-                                opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
-                            else
-                                opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
+                        if (pkt->dts == AV_NOPTS_VALUE)
+                            opkt.dts = av_rescale_q(ist->next_pts, AV_TIME_BASE_Q, ost->st->time_base);
+                        else
+                            opkt.dts = av_rescale_q(pkt->dts, ist->st->time_base, ost->st->time_base);
 
                         opkt.duration = av_rescale_q(pkt->duration, ist->st->time_base, ost->st->time_base);
                         opkt.flags= pkt->flags;