--- a/retry.cabal
+++ b/retry.cabal
@@ -42,7 +42,6 @@ library
     , random               >= 1
     , transformers
     , mtl
-    , mtl-compat
   hs-source-dirs:      src
   default-language:    Haskell2010
 
@@ -73,7 +72,6 @@ test-suite test
       , stm
       , ghc-prim
       , mtl
-      , mtl-compat
     default-language: Haskell2010
 
     if flag(lib-Werror)
