avoid build warning

diff --git a/Utility/FileMode.hs b/Utility/FileMode.hs
index a2fd1702ec90a9a01141196a70ec7501f646ddc5..352c3c19a58304a07308cfca98ab7f3b0ee32076 100644 (file)
--- a/Utility/FileMode.hs
+++ b/Utility/FileMode.hs
@@ -6,6 +6,7 @@
  -}
 
 {-# LANGUAGE CPP #-}
+{-# OPTIONS_GHC -fno-warn-tabs #-}
 
 module Utility.FileMode (
        module Utility.FileMode,