diff --git a/mopidy/scanner.py b/mopidy/scanner.py
index 6537f35a..491fc00b 100644
--- a/mopidy/scanner.py
+++ b/mopidy/scanner.py
@@ -47,11 +47,13 @@ class Scanner(object):
         self.error_callback = error_callback
         self.loop = gobject.MainLoop()
 
+        caps = gst.Caps('audio/x-raw-int')
         fakesink = gst.element_factory_make('fakesink')
         pad = fakesink.get_pad('sink')
 
         self.uribin = gst.element_factory_make('uridecodebin')
         self.uribin.connect('pad-added', self.process_new_pad, pad)
+        self.uribin.set_property('caps', caps)
 
         self.pipe = gst.element_factory_make('pipeline')
         self.pipe.add(fakesink)
diff --git a/tests/data/scanner/image/test.png b/tests/data/scanner/image/test.png
new file mode 100644
index 00000000..2aaf9c3d
Binary files /dev/null and b/tests/data/scanner/image/test.png differ
diff --git a/tests/scanner_test.py b/tests/scanner_test.py
index 4b13f47c..d6639ce1 100644
--- a/tests/scanner_test.py
+++ b/tests/scanner_test.py
@@ -89,3 +89,7 @@ class ScannerTest(unittest.TestCase):
     def test_track_is_set(self):
         self.scan('scanner/simple')
         self.check('scanner/simple/song1.mp3', 'title', 'trackname')
+
+    def test_other_media_is_ignored(self):
+        self.scan('scanner/image')
+        self.assert_(self.errors)