diff --git a/gst/isomp4/gstqtmux.c b/gst/isomp4/gstqtmux.c
index 60ebab7706..8d2ed3e2c5 100644
--- a/gst/isomp4/gstqtmux.c
+++ b/gst/isomp4/gstqtmux.c
@@ -613,6 +613,8 @@ gst_qt_mux_add_mp4_date (GstQTMux * qtmux, const GstTagList * list,
   month = g_date_get_month (date);
   day = g_date_get_day (date);
 
+  g_date_free (date);
+
   if (year == G_DATE_BAD_YEAR && month == G_DATE_BAD_MONTH &&
       day == G_DATE_BAD_DAY) {
     GST_WARNING_OBJECT (qtmux, "invalid date in tag");