diff --git a/pkgs/development/tools/haskell/hlint/default.nix b/pkgs/development/tools/haskell/hlint/default.nix
index bb6d64e54f08..4cbd57a8c5f9 100644
--- a/pkgs/development/tools/haskell/hlint/default.nix
+++ b/pkgs/development/tools/haskell/hlint/default.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "hlint";
-  version = "1.8.39";
-  sha256 = "009qf441nri8pxzz22xvpz44dhspr9bkh5diaz29abimj10fm375";
+  version = "1.8.40";
+  sha256 = "18w4dhxv7c1y4x1agdjq99ss5i77jnm8p9vg3jp9gvhk2arhcl0x";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [