diff --git a/gst/quicktime/atoms.c b/gst/quicktime/atoms.c
index 29859d0044..ad3e010835 100644
--- a/gst/quicktime/atoms.c
+++ b/gst/quicktime/atoms.c
@@ -3004,14 +3004,11 @@ build_esds_extension (AtomTRAK * trak, guint8 object_type, guint8 stream_type,
 AtomInfo *
 build_mov_aac_extension (AtomTRAK * trak, const GstBuffer * codec_data)
 {
-  guint32 track_id;
   AtomWAVE *wave;
   AtomFRMA *frma;
   Atom *ext_atom;
   GstBuffer *buf;
 
-  track_id = trak->tkhd.track_ID;
-
   /* Add WAVE atom to the MP4A sample table entry */
   wave = atom_wave_new ();