diff --git a/pkgs/development/libraries/haskell/pretty-show/1.6.5.nix b/pkgs/development/libraries/haskell/pretty-show/1.6.7.nix
similarity index 86%
rename from pkgs/development/libraries/haskell/pretty-show/1.6.5.nix
rename to pkgs/development/libraries/haskell/pretty-show/1.6.7.nix
index 60a191da251..7e3e3e25e8a 100644
--- a/pkgs/development/libraries/haskell/pretty-show/1.6.5.nix
+++ b/pkgs/development/libraries/haskell/pretty-show/1.6.7.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "pretty-show";
-  version = "1.6.5";
-  sha256 = "0yn20gh2xwzvfwb9fdzxqqbbb6vvd4rlv5ancw4vc8p2kgfhwxf3";
+  version = "1.6.7";
+  sha256 = "16qjp6cl3hyir5bchnncq95bp7nw5cpp5kd5mszkjjhzw1jj9srz";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [ filepath haskellLexer ];
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 8482a7b2147..ca69b94aa52 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1937,10 +1937,10 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
   prettyclass = callPackage ../development/libraries/haskell/prettyclass {};
 
   prettyShow_1_2 = callPackage ../development/libraries/haskell/pretty-show/1.2.nix {};
-  prettyShow_1_6_5 = callPackage ../development/libraries/haskell/pretty-show/1.6.5.nix {
+  prettyShow_1_6_7 = callPackage ../development/libraries/haskell/pretty-show/1.6.7.nix {
     happy = self.happy_1_19_2;
   };
-  prettyShow = self.prettyShow_1_6_5;
+  prettyShow = self.prettyShow_1_6_7;
 
   punycode = callPackage ../development/libraries/haskell/punycode {};