diff --git a/src/remux/mp4-remuxer.js b/src/remux/mp4-remuxer.js
index fb820406af6..c694bfec051 100644
--- a/src/remux/mp4-remuxer.js
+++ b/src/remux/mp4-remuxer.js
@@ -313,6 +313,7 @@ class MP4Remuxer {
       minPTS = Math.min(sample.pts, minPTS);
       maxPTS = Math.max(sample.pts, maxPTS);
     }
+    lastDTS = inputSamples[nbSamples - 1].dts;
 
     /* concatenate the video data and construct the mdat in place
       (need 8 more bytes to fill length and mpdat type) */