diff --git a/src/Handler/Course/Show.hs b/src/Handler/Course/Show.hs
index 278df79e8..fa0951c5f 100644
--- a/src/Handler/Course/Show.hs
+++ b/src/Handler/Course/Show.hs
@@ -153,7 +153,7 @@ getCShowR tid ssh csh = do
                                      E.where_ $ participant E.^. TutorialParticipantTutorial E.==. E.val tutid
                                 in return $ E.val tutorialCapacity' E.-. numParticipants
                 return . toWidget $ tshow freeCapacity
-          , sortable Nothing (mempty & cellAttrs <>~ pure ("uw-hide-columns--hider-label", mr MsgActionsHead)) $ \DBRow{ dbrOutput = Entity tutId Tutorial{..} } -> sqlCell $ do
+          , sortable Nothing (mempty & cellAttrs <>~ pure ("uw-hide-columns--hider-label", mr MsgTutorialActionsHead)) $ \DBRow{ dbrOutput = Entity tutId Tutorial{..} } -> sqlCell $ do
               mayRegister <- (== Authorized) <$> evalAccessDB (CTutorialR tid ssh csh tutorialName TRegisterR) True
               isRegistered <- case mbAid of
                 Nothing  -> return False