diff --git a/pkgs/development/libraries/haskell/xhtml/3000.2.0.5.nix b/pkgs/development/libraries/haskell/xhtml/3000.2.0.5.nix
new file mode 100644
index 00000000000..05e13b4a7b3
--- /dev/null
+++ b/pkgs/development/libraries/haskell/xhtml/3000.2.0.5.nix
@@ -0,0 +1,14 @@
+{ cabal }:
+
+cabal.mkDerivation (self: {
+  pname = "xhtml";
+  version = "3000.2.0.5";
+  sha256 = "1gqq910pncqppb2dscxnfxvm1ly4qpb5mwmady2i4irar3gngh9v";
+  meta = {
+    homepage = "https://github.com/haskell/xhtml";
+    description = "An XHTML combinator library";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+    maintainers = [ self.stdenv.lib.maintainers.andres ];
+  };
+})
diff --git a/pkgs/development/tools/parsing/alex/3.0.1.nix b/pkgs/development/tools/parsing/alex/3.0.1.nix
new file mode 100644
index 00000000000..85e0474b745
--- /dev/null
+++ b/pkgs/development/tools/parsing/alex/3.0.1.nix
@@ -0,0 +1,18 @@
+{ cabal, perl, QuickCheck }:
+
+cabal.mkDerivation (self: {
+  pname = "alex";
+  version = "3.0.1";
+  sha256 = "1w7s9kzgr4kfh6cyhb4qkvxwy9gcw3xa1d2k5dy575k3wk73awkj";
+  isLibrary = false;
+  isExecutable = true;
+  buildDepends = [ QuickCheck ];
+  buildTools = [ perl ];
+  meta = {
+    homepage = "http://www.haskell.org/alex/";
+    description = "Alex is a tool for generating lexical analysers in Haskell";
+    license = self.stdenv.lib.licenses.bsd3;
+    platforms = self.ghc.meta.platforms;
+    maintainers = [ self.stdenv.lib.maintainers.andres ];
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 807d671df7a..5b899ab5150 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1522,6 +1522,7 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   xhtml_3000_2_0_1 = callPackage ../development/libraries/haskell/xhtml/3000.2.0.1.nix {};
   xhtml_3000_2_0_4 = callPackage ../development/libraries/haskell/xhtml/3000.2.0.4.nix {};
+  xhtml_3000_2_0_5 = callPackage ../development/libraries/haskell/xhtml/3000.2.0.5.nix {};
   xhtml_3000_2_1 = callPackage ../development/libraries/haskell/xhtml/3000.2.1.nix {};
   xhtml = self.xhtml_3000_2_1;
 
@@ -1605,6 +1606,7 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
   alex_2_3_2 = callPackage ../development/tools/parsing/alex/2.3.2.nix {};
   alex_2_3_3 = callPackage ../development/tools/parsing/alex/2.3.3.nix {};
   alex_2_3_5 = callPackage ../development/tools/parsing/alex/2.3.5.nix {};
+  alex_3_0_1 = callPackage ../development/tools/parsing/alex/3.0.1.nix {};
   alex_3_0_2 = callPackage ../development/tools/parsing/alex/3.0.2.nix {};
   alex = self.alex_3_0_2;