diff --git a/tests/builder/Data/ByteString/Builder/Tests.hs b/tests/builder/Data/ByteString/Builder/Tests.hs
index 97ca01fc..868ec33e 100644
--- a/tests/builder/Data/ByteString/Builder/Tests.hs
+++ b/tests/builder/Data/ByteString/Builder/Tests.hs
@@ -1,4 +1,3 @@
-{-# LANGUAGE BlockArguments   #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 {-# OPTIONS_GHC -fno-warn-orphans #-}