diff --git a/src/Handler/Course.hs b/src/Handler/Course.hs
index 46a97ee5f..d263c7757 100644
--- a/src/Handler/Course.hs
+++ b/src/Handler/Course.hs
@@ -58,7 +58,6 @@ postCFavouriteR tid ssh csh = void $ do
             Just (Just FavouriteManual, False, False)     -> (Nothing, True)
             Just (_reason, False, False)                  -> (Just FavouriteManual, False)
           -- change stored reason in DB
-          before <- storedFavouriteReason tid ssh csh muid
           if blacklist
             then do
               E.deleteBy $ UniqueCourseFavourite uid cid
@@ -75,11 +74,6 @@ postCFavouriteR tid ssh csh = void $ do
                   -- [CourseFavouriteReason E.=. E.val reason]
                 Nothing -> E.deleteBy $ UniqueCourseFavourite uid cid
               E.deleteBy $ UniqueCourseNoFavourite uid cid
-          after <- storedFavouriteReason tid ssh csh muid
-          liftIO $ do
-            putStrLn $ "before: " <> pack (show before)
-            putStrLn $ "after: " <> pack (show after)
-            print (maybeReason, blacklist)
        | otherwise -> pure ()
   -- show course page again
   redirect $ CourseR tid ssh csh CShowR