1 files changed, 2 insertions, 0 deletions
diff --git a/Spiral.hs b/Spiral.hs
index e7109b2..42e7881 100644
--- a/Spiral.hs
+++ b/Spiral.hs
@@ -1,3 +1,5 @@
+{-# LANGUAGE MultiParamTypeClasses #-}
+
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  XMonadContrib.Spiral