diff --git a/pkgs/development/libraries/haskell/comonad-transformers/default.nix b/pkgs/development/libraries/haskell/comonad-transformers/default.nix
index 3a56b37edf9..99c4016947d 100644
--- a/pkgs/development/libraries/haskell/comonad-transformers/default.nix
+++ b/pkgs/development/libraries/haskell/comonad-transformers/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "comonad-transformers";
-  version = "3.0.1";
-  sha256 = "1lmcz01zsgy0lfzsznqbdq83vlk6h10zs7i41nav8qhzzhjn095j";
+  version = "3.0.2";
+  sha256 = "1910hqp7f03p44alxm4dm8i4wikf0b60hmm85yrhbq02kcr3379d";
   buildDepends = [
     comonad contravariant distributive semigroupoids semigroups
     transformers