diff --git a/pkgs/development/tools/haskell/cabal2nix/default.nix b/pkgs/development/tools/haskell/cabal2nix/default.nix
index 15127c07d4c5..8ce6b62a521f 100644
--- a/pkgs/development/tools/haskell/cabal2nix/default.nix
+++ b/pkgs/development/tools/haskell/cabal2nix/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "cabal2nix";
-  version = "1.41";
-  sha256 = "1mwq6scmhnyclzpmxp62m09hml2jqcj5bpz2qailnwjkslgl8b1h";
+  version = "1.42";
+  sha256 = "02yg4lj2y272fvn79kgqccizs71xg5ifnjhpw4vhw5wya657a20w";
   isLibrary = false;
   isExecutable = true;
   buildDepends = [ Cabal filepath hackageDb HTTP mtl regexPosix ];