diff --git a/test/Data/RandomWalkSimilarity/Spec.hs b/test/Data/RandomWalkSimilarity/Spec.hs
index 5c11b6927..cdecd4a25 100644
--- a/test/Data/RandomWalkSimilarity/Spec.hs
+++ b/test/Data/RandomWalkSimilarity/Spec.hs
@@ -1,4 +1,3 @@
-{-# LANGUAGE DataKinds #-}
 module Data.RandomWalkSimilarity.Spec where
 
 import Category