diff --git a/gst/mpegtsdemux/mpegtspacketizer.c b/gst/mpegtsdemux/mpegtspacketizer.c
index 261992a17e..5bb0d7de5d 100644
--- a/gst/mpegtsdemux/mpegtspacketizer.c
+++ b/gst/mpegtsdemux/mpegtspacketizer.c
@@ -100,6 +100,8 @@ flush_observations (MpegTSPacketizer2 * packetizer)
   gint i;
 
   for (i = 0; i < packetizer->lastobsid; i++) {
+    if (packetizer->observations[i]->current)
+      g_slice_free (PCROffsetCurrent, packetizer->observations[i]->current);
     g_free (packetizer->observations[i]);
     packetizer->observations[i] = NULL;
   }