1 files changed, 0 insertions, 3 deletions
diff --git a/src/CHAD/Drev.hs b/src/CHAD/Drev.hs
index 27dc6dd..bfa964b 100644
--- a/src/CHAD/Drev.hs
+++ b/src/CHAD/Drev.hs
@@ -7,11 +7,8 @@
 {-# LANGUAGE ImpredicativeTypes #-}
 {-# LANGUAGE OverloadedLabels #-}
 {-# LANGUAGE PolyKinds #-}
-{-# LANGUAGE QuantifiedConstraints #-}
-{-# LANGUAGE RankNTypes #-}
 {-# LANGUAGE ScopedTypeVariables #-}
 {-# LANGUAGE StandaloneDeriving #-}
-{-# LANGUAGE StandaloneKindSignatures #-}
 {-# LANGUAGE TypeApplications #-}
 {-# LANGUAGE TypeData #-}
 {-# LANGUAGE TypeFamilies #-}