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-rw-r--r--programs/BorderDemo.hs4
1 files changed, 4 insertions, 0 deletions
diff --git a/programs/BorderDemo.hs b/programs/BorderDemo.hs
index 983f1d0..c2ba5b2 100644
--- a/programs/BorderDemo.hs
+++ b/programs/BorderDemo.hs
@@ -1,3 +1,4 @@
+{-# LANGUAGE CPP #-}
{-# LANGUAGE OverloadedStrings #-}
module Main where
@@ -5,7 +6,10 @@ module Main where
import Control.Applicative ((<$>))
#endif
+#if !(MIN_VERSION_base(4,11,0))
import Data.Monoid ((<>))
+#endif
+
import qualified Data.Text as T
import qualified Graphics.Vty as V