diff --git a/ChangeLog b/ChangeLog
index e9b4994..5bb9ec6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2011-05-24  Thomas Vander Stichele  <thomas at apestaart dot org>
+
+	* morituri/test/test_common_encode.py:
+	  Write a non-sine wave so we have an actual flac file that will
+	  typefind.
+
 2011-05-24  Thomas Vander Stichele  <thomas at apestaart dot org>
 
 	* morituri/image/image.py:
diff --git a/morituri/test/test_common_encode.py b/morituri/test/test_common_encode.py
index e277bc9..3f7e6a8 100644
--- a/morituri/test/test_common_encode.py
+++ b/morituri/test/test_common_encode.py
@@ -58,8 +58,12 @@ class TagWriteTestCase(tcommon.TestCase):
     def testWrite(self):
         fd, inpath = tempfile.mkstemp(suffix=u'.morituri.tagwrite.flac')
         
+        # wave is pink-noise because a pure sine is encoded too efficiently
+        # by flacenc and triggers not enough frames in parsing
+        # FIXME: file a bug for this in GStreamer
         os.system('gst-launch '
-            'audiotestsrc num-buffers=10 samplesperbuffer=588 ! '
+            'audiotestsrc '
+                'wave=pink-noise num-buffers=10 samplesperbuffer=588 ! '
             'audioconvert ! '
             'audio/x-raw-int,channels=2,width=16,height=16,rate=44100 ! '
             'flacenc ! filesink location=%s > /dev/null 2>&1' % inpath)