diff --git a/pkgs/development/libraries/haskell/llvm-general-pure/3.4.2.1.nix b/pkgs/development/libraries/haskell/llvm-general-pure/3.4.2.2.nix
similarity index 86%
rename from pkgs/development/libraries/haskell/llvm-general-pure/3.4.2.1.nix
rename to pkgs/development/libraries/haskell/llvm-general-pure/3.4.2.2.nix
index 460de2de5d4..bfa0ed43d0e 100644
--- a/pkgs/development/libraries/haskell/llvm-general-pure/3.4.2.1.nix
+++ b/pkgs/development/libraries/haskell/llvm-general-pure/3.4.2.2.nix
@@ -4,8 +4,8 @@
 
 cabal.mkDerivation (self: {
   pname = "llvm-general-pure";
-  version = "3.4.2.1";
-  sha256 = "0wdx8zk1r7s3chryvwpm8hc73xvhklbmxd998zpvimv4ywil2f67";
+  version = "3.4.2.2";
+  sha256 = "0grbw0lamp0w4jzxg97jccl3jqdgqfgldpb4llvhr1l70591b0s8";
   buildDepends = [ mtl parsec setenv transformers ];
   testDepends = [
     HUnit mtl QuickCheck testFramework testFrameworkHunit
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index da5c9daddf0..a6dc0087f01 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1641,8 +1641,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.finalReturn x
   llvmGeneral = self.llvmGeneral_3_4_2_1;
 
   llvmGeneralPure_3_3_8_2 = callPackage ../development/libraries/haskell/llvm-general-pure/3.3.8.2.nix { };
-  llvmGeneralPure_3_4_2_1 = callPackage ../development/libraries/haskell/llvm-general-pure/3.4.2.1.nix {};
-  llvmGeneralPure = self.llvmGeneralPure_3_4_2_1;
+  llvmGeneralPure_3_4_2_2 = callPackage ../development/libraries/haskell/llvm-general-pure/3.4.2.2.nix {};
+  llvmGeneralPure = self.llvmGeneralPure_3_4_2_2;
 
   lrucache = callPackage ../development/libraries/haskell/lrucache {};