diff --git a/src/Polysemy/Internal.hs b/src/Polysemy/Internal.hs
index db3ade5..55d2d11 100644
--- a/src/Polysemy/Internal.hs
+++ b/src/Polysemy/Internal.hs
@@ -3,6 +3,7 @@
 {-# LANGUAGE MonoLocalBinds       #-}
 {-# LANGUAGE UndecidableInstances #-}
 
+{-# OPTIONS_GHC -fno-warn-orphans #-}
 {-# OPTIONS_HADDOCK not-home #-}
 
 module Polysemy.Internal