diff --git a/src/Stack/Types/Resolver.hs b/src/Stack/Types/Resolver.hs
index 0d37a27018..12a615b754 100644
--- a/src/Stack/Types/Resolver.hs
+++ b/src/Stack/Types/Resolver.hs
@@ -8,10 +8,8 @@
 {-# LANGUAGE DeriveTraversable #-}
 {-# LANGUAGE FlexibleContexts #-}
 {-# LANGUAGE FlexibleInstances #-}
-{-# LANGUAGE GeneralizedNewtypeDeriving #-}
 {-# LANGUAGE MultiWayIf #-}
 {-# LANGUAGE OverloadedStrings #-}
-{-# LANGUAGE TupleSections #-}
 {-# LANGUAGE TypeFamilies #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 {-# LANGUAGE DataKinds #-}
diff --git a/src/test/Stack/GhciSpec.hs b/src/test/Stack/GhciSpec.hs
index 734da567b6..b135d7b446 100644
--- a/src/test/Stack/GhciSpec.hs
+++ b/src/test/Stack/GhciSpec.hs
@@ -1,5 +1,4 @@
 -- {-# LANGUAGE NoImplicitPrelude #-}
-{-# LANGUAGE OverloadedStrings #-}
 -- {-# LANGUAGE QuasiQuotes #-}
 -- {-# LANGUAGE TemplateHaskell #-}