diff --git a/ResizableTile.hs b/ResizableTile.hs
index f4617d24..650e3fa4 100644
--- a/ResizableTile.hs
+++ b/ResizableTile.hs
@@ -1,4 +1,4 @@
-{-# OPTIONS_GHC -fglasgow-exts #-}
+{-# LANGUAGE GeneralizedNewtypeDeriving, FlexibleInstances #-}
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  XMonadContrib.ResizableTile