1 files changed, 4 insertions, 2 deletions
diff --git a/pkgs/development/libraries/haskell/semigroupoids/default.nix b/pkgs/development/libraries/haskell/semigroupoids/default.nix
index e0dbf456804..ca625f5eb75 100644
--- a/pkgs/development/libraries/haskell/semigroupoids/default.nix
+++ b/pkgs/development/libraries/haskell/semigroupoids/default.nix
@@ -1,11 +1,13 @@
+# This file was auto-generated by cabal2nix. Please do NOT edit manually!
+
 { cabal, comonad, contravariant, distributive, semigroups
 , transformers
 }:
 
 cabal.mkDerivation (self: {
   pname = "semigroupoids";
-  version = "4.0";
-  sha256 = "12h2b9pisy21xca3x9ilj0aix9clni0za35d2dmv55gb8y8df54l";
+  version = "4.2";
+  sha256 = "18zip518f2l2ccmg3hjzy5mq2b8r98crzm10kr77yc4m64w5vac8";
   buildDepends = [
     comonad contravariant distributive semigroups transformers
   ];