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-rw-r--r--src/Xmobar/X11/Loop.hs3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/Xmobar/X11/Loop.hs b/src/Xmobar/X11/Loop.hs
index da16402..6ddb693 100644
--- a/src/Xmobar/X11/Loop.hs
+++ b/src/Xmobar/X11/Loop.hs
@@ -3,7 +3,7 @@
------------------------------------------------------------------------------
-- |
-- Module: Xmobar.App.X11EventLoop
--- Copyright: (c) 2018, 2020, 2022 Jose Antonio Ortega Ruiz
+-- Copyright: (c) 2018, 2020, 2022, 2023 Jose Antonio Ortega Ruiz
-- License: BSD3-style (see LICENSE)
--
-- Maintainer: jao@gnu.org
@@ -22,6 +22,7 @@ import Prelude hiding (lookup)
import Control.Concurrent as Concurrent
import Control.Concurrent.STM as STM
+import Control.Monad as MR
import Control.Monad.Reader as MR
import Data.Bits (Bits((.|.)))