diff -u -r -U5 --no-dereference xmonad-contrib-0.11.4/XMonad/Hooks/DebugEvents.hs xmonad-contrib-0.11.4.applicative/XMonad/Hooks/DebugEvents.hs
--- xmonad-contrib-0.11.4/XMonad/Hooks/DebugEvents.hs	2015-03-27 14:00:21.000000000 -0400
+++ xmonad-contrib-0.11.4.applicative/XMonad/Hooks/DebugEvents.hs	2015-07-19 19:30:24.855769466 -0400
@@ -45,10 +45,11 @@
 import           Foreign.C.Types
 import           Numeric                                     (showHex)
 import           System.Exit
 import           System.IO
 import           System.Process
+import           Control.Applicative
 
 -- | Event hook to dump all received events.  You should probably not use this
 --   unconditionally; it will produce massive amounts of output.
 debugEventsHook   :: Event -> X All
 debugEventsHook e =  debugEventsHook' e >> return (All True)
diff -u -r -U5 --no-dereference xmonad-contrib-0.11.4/XMonad/Util/Invisible.hs xmonad-contrib-0.11.4.applicative/XMonad/Util/Invisible.hs
--- xmonad-contrib-0.11.4/XMonad/Util/Invisible.hs	2015-03-27 14:00:21.000000000 -0400
+++ xmonad-contrib-0.11.4.applicative/XMonad/Util/Invisible.hs	2015-07-19 19:31:04.061816912 -0400
@@ -20,10 +20,12 @@
                              Invisible (..)
                             , whenIJust
                             , fromIMaybe
                             ) where
 
+import Control.Applicative
+
 -- $usage
 -- A wrapper data type to store layout state that shouldn't be persisted across
 -- restarts. A common wrapped type to use is @Maybe a@.
 -- Invisible derives trivial definitions for Read and Show, so the wrapped data
 -- type need not do so.