diff --git a/pkgs/development/libraries/haskell/HTF/default.nix b/pkgs/development/libraries/haskell/HTF/default.nix
index 76ba94e8bfca..af2e1bf2ca35 100644
--- a/pkgs/development/libraries/haskell/HTF/default.nix
+++ b/pkgs/development/libraries/haskell/HTF/default.nix
@@ -1,27 +1,26 @@
 # This file was auto-generated by cabal2nix. Please do NOT edit manually!
 
-{ cabal, aeson, base64Bytestring, cpphs, Diff, filepath
-, haskellSrcExts, HUnit, liftedBase, monadControl, mtl, QuickCheck
-, random, regexCompat, temporary, text, time, unorderedContainers
-, vector, xmlgen
+{ cabal, aeson, aesonPretty, base64Bytestring, cpphs, Diff
+, filepath, haskellLexer, haskellSrc, HUnit, liftedBase
+, monadControl, mtl, QuickCheck, random, regexCompat, temporary
+, text, time, unorderedContainers, vector, xmlgen
 }:
 
 cabal.mkDerivation (self: {
   pname = "HTF";
-  version = "0.12.1.0";
-  sha256 = "1symg1y6i47rd1jshj84cwpn5vgmvh6v07jidjg5w5w3syyxqnz4";
+  version = "0.12.2.1";
+  sha256 = "12wbx91sgdv050b50970ljiijljyfc75bcx72ilw4lqi40whwjlm";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [
-    aeson base64Bytestring cpphs Diff haskellSrcExts HUnit liftedBase
-    monadControl mtl QuickCheck random regexCompat text time vector
-    xmlgen
+    aeson base64Bytestring cpphs Diff haskellLexer haskellSrc HUnit
+    liftedBase monadControl mtl QuickCheck random regexCompat text time
+    vector xmlgen
   ];
   testDepends = [
-    aeson filepath HUnit mtl random regexCompat temporary text
-    unorderedContainers
+    aeson aesonPretty filepath HUnit mtl random regexCompat temporary
+    text unorderedContainers
   ];
-  doCheck = false;
   meta = {
     homepage = "https://github.com/skogsbaer/HTF/";
     description = "The Haskell Test Framework";