diff --git a/cryptoids.cabal b/cryptoids.cabal
index 7400f22..633a476 100644
--- a/cryptoids.cabal
+++ b/cryptoids.cabal
@@ -28,7 +28,7 @@ library
       Paths_cryptoids
   hs-source-dirs:
       src
-  default-extensions: RankNTypes DataKinds GeneralizedNewtypeDeriving ViewPatterns RecordWildCards FlexibleContexts FlexibleInstances MultiParamTypeClasses TypeFamilies ConstraintKinds
+  default-extensions: RankNTypes DataKinds GeneralizedNewtypeDeriving DeriveDataTypeable DeriveGeneric ViewPatterns RecordWildCards FlexibleContexts FlexibleInstances MultiParamTypeClasses TypeFamilies TypeOperators ConstraintKinds
   ghc-options: -Wall
   build-depends:
       base >=4.19 && <5