--- test_jbig2dec.py	2009-07-16 00:44:49.000000000 -0400
+++ test_jbig2dec.py	2010-08-03 14:59:23.000000000 -0400
@@ -53,4 +53,5 @@
     else:
       self.stream.write('PASSED all %d tests\n' % len(self.tests))
+      return 1
 
 class KnownFileHash(SelfTest):