diff --git a/lib/KeyBindings.hs b/lib/KeyBindings.hs
index c3c0c73..1ad45c2 100644
--- a/lib/KeyBindings.hs
+++ b/lib/KeyBindings.hs
@@ -94,3 +94,4 @@ fuzzyPrompt config = do
             in map snd $ take 20 $ sort $ map (\c -> (weight c,c)) cmds
     mkXPrompt FuzzySpawn config (return . compl) spawn
 
+-- https://github.com/MasseR/xmonad-masser/blob/master/src/XMonad/Password.hs