diff --git a/test/test_callbacks.py b/test/test_callbacks.py
index 62e46cfc4..409ce69a2 100644
--- a/test/test_callbacks.py
+++ b/test/test_callbacks.py
@@ -289,9 +289,9 @@ class ProperStringificationOfReplyArgs(PluginTestCase):
         self.irc.addCallback(self.NonString(self.irc))
         self.irc.addCallback(self.ExpectsString(self.irc))
         self.assertResponse('expectsstring lower [nonstring int]', '1')
-    
+
 class PrivmsgTestCase(ChannelPluginTestCase):
-    plugins = ('Utilities', 'Misc',)
+    plugins = ('Utilities', 'Misc', 'Web', 'Karma')
     conf.allowEval = True
     timeout = 2
     def testEmptySquareBrackets(self):
@@ -505,6 +505,15 @@ class PrivmsgTestCase(ChannelPluginTestCase):
         finally:
             conf.supybot.reply.whenNotCommand.set(original)
 
+    def testSecondInvalidCommandRespondsWithThreadedInvalidCommands(self):
+        try:
+            orig = conf.supybot.plugins.Karma.response()
+            conf.supybot.plugins.Karma.response.setValue(True)
+            self.assertNotRegexp('echo [foo++] [foo++]', 'not a valid')
+            _ = self.irc.takeMsg()
+        finally:
+            conf.supybot.plugins.Karma.response.setValue(orig)
+
 
 class PluginRegexpTestCase(PluginTestCase):
     plugins = ()