diff --git a/marietje/api/views.py b/marietje/api/views.py
index 63e8b66..a124157 100644
--- a/marietje/api/views.py
+++ b/marietje/api/views.py
@@ -1,5 +1,5 @@
 import time
-from mutagen.mp3 import MP3
+from mutagen import File
 
 from django.contrib.auth.decorators import login_required
 from django.core.paginator import Paginator, EmptyPage, PageNotAnInteger
@@ -177,7 +177,7 @@ def upload(request):
 
     file = request.FILES['file']
 
-    duration = MP3(file).info.length
+    duration = File(file).info.length
     hash = send_to_bertha(file)
     song = Song(user=request.user, artist=request.POST.get('artist'), title=request.POST.get('title'), hash=hash, duration=duration)
     song.save()