diff --git a/test/test_ircdb.py b/test/test_ircdb.py
index 5f3b25fc4..808163882 100644
--- a/test/test_ircdb.py
+++ b/test/test_ircdb.py
@@ -181,6 +181,13 @@ class UserCapabilitySetTestCase(unittest.TestCase):
         self.failIf(s.check('-foo'))
         self.failUnless(s.check('foo'))
 
+    def testWorksAfterReload(self):
+        s = ircdb.UserCapabilitySet(['owner'])
+        self.failUnless(s.check('owner'))
+        import sets
+        reload(sets)
+        self.failUnless(s.check('owner'))
+
 
 class IrcUserTestCase(unittest.TestCase):
     def testCapabilities(self):