1 files changed, 1 insertions, 2 deletions

diff --git a/demos/pong/Pong.hs b/demos/pong/Pong.hs
index 6b2f888..1761823 100644
--- a/demos/pong/Pong.hs
+++ b/demos/pong/Pong.hs
@@ -13,8 +13,7 @@ import Spear.Math.Spatial2
 import Spear.Math.Vector
 import Spear.Step
 
-import Data.List (foldl')
-import Data.Monoid
+import Data.Monoid (mconcat)
 import GHC.Float (double2Float)
 
 -- Game events