diff --git a/render_sound.py b/render_sound.py
index 7f5c274..66d956a 100644
--- a/render_sound.py
+++ b/render_sound.py
@@ -25,7 +25,7 @@ def render_music():
     # Stereo Mix, playing on 5.1 front left/right
     project = KDEnliveProject(root)
     qs = item.models.Item.objects.filter(
-        data__type__icontains='music'
+        data__type__contains='music'
     ).order_by('sort__title')
 
     for clip in qs: