diff --git a/pkgs/development/libraries/haskell/pretty-show/1.5.nix b/pkgs/development/libraries/haskell/pretty-show/1.6.1.nix
similarity index 85%
rename from pkgs/development/libraries/haskell/pretty-show/1.5.nix
rename to pkgs/development/libraries/haskell/pretty-show/1.6.1.nix
index 5fedd0aca29..dc31b452a1b 100644
--- a/pkgs/development/libraries/haskell/pretty-show/1.5.nix
+++ b/pkgs/development/libraries/haskell/pretty-show/1.6.1.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "pretty-show";
-  version = "1.5";
-  sha256 = "1n04f9aypgbhkq0lbji9czv1mjfwv4f80w1c6hqs55gmzwif63m4";
+  version = "1.6.1";
+  sha256 = "17zdljvpf7ra9x3lny5kbjvmz3psn8y1k9cwbg97m017gh87gsh0";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [ filepath haskellLexer ];
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 9494521f3c0..18f41f4740c 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1617,8 +1617,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
   ppm = callPackage ../development/libraries/haskell/ppm {};
 
   prettyShow_1_2 = callPackage ../development/libraries/haskell/pretty-show/1.2.nix {};
-  prettyShow_1_5 = callPackage ../development/libraries/haskell/pretty-show/1.5.nix {};
-  prettyShow = self.prettyShow_1_5;
+  prettyShow_1_6_1 = callPackage ../development/libraries/haskell/pretty-show/1.6.1.nix {};
+  prettyShow = self.prettyShow_1_6_1;
 
   punycode = callPackage ../development/libraries/haskell/punycode {};