diff --git a/pkgs/development/libraries/haskell/OpenAL/default.nix b/pkgs/development/libraries/haskell/OpenAL/default.nix
index 155e19ec50e..206e78eb728 100644
--- a/pkgs/development/libraries/haskell/OpenAL/default.nix
+++ b/pkgs/development/libraries/haskell/OpenAL/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "OpenAL";
-  version = "1.4.0.0";
-  sha256 = "1vn9r8fd4zwqm8a9d8bgvi9vs1lmygn8sw1rlv819b5wmjwz3ms2";
+  version = "1.4.0.1";
+  sha256 = "180f84sjakhd1b8h5n3l92by2wmic20n6ax0z5fi3fvk9w73khyv";
   buildDepends = [ ObjectName StateVar Tensor ];
   extraLibraries = [ openal ];
   meta = {
diff --git a/pkgs/development/libraries/haskell/unbound/default.nix b/pkgs/development/libraries/haskell/unbound/default.nix
index 8525b027049..1a186b4a508 100644
--- a/pkgs/development/libraries/haskell/unbound/default.nix
+++ b/pkgs/development/libraries/haskell/unbound/default.nix
@@ -2,10 +2,9 @@
 
 cabal.mkDerivation (self: {
   pname = "unbound";
-  version = "0.4";
-  sha256 = "0s4aybbxz5qvkf09wn65qavw10hk0rsyyc2d0ydr02rzz10vd270";
+  version = "0.4.0.1";
+  sha256 = "0zb029wji85b643iqf4cnkd9d68accrjxnk8422xs82zik2kn6zf";
   buildDepends = [ mtl RepLib transformers ];
-  noHaddock = true;
   meta = {
     homepage = "http://code.google.com/p/replib/";
     description = "Generic support for programming with names and binders";
diff --git a/pkgs/development/tools/haskell/cabal2nix/default.nix b/pkgs/development/tools/haskell/cabal2nix/default.nix
index 83909d0ff80..f00c45ee33b 100644
--- a/pkgs/development/tools/haskell/cabal2nix/default.nix
+++ b/pkgs/development/tools/haskell/cabal2nix/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "cabal2nix";
-  version = "1.28";
-  sha256 = "04996v4b0767qzyi2g42anl30h1abaip77hvdj6hhfrvyrgdfsaw";
+  version = "1.29";
+  sha256 = "1gqrl8085i7g64q085knjawqb3ynk13swrmry077ygw42hpvp2wg";
   isLibrary = false;
   isExecutable = true;
   buildDepends = [ Cabal filepath hackageDb HTTP mtl regexPosix ];
diff --git a/pkgs/games/LambdaHack/default.nix b/pkgs/games/LambdaHack/default.nix
index 197a830c2a1..f7375172f06 100644
--- a/pkgs/games/LambdaHack/default.nix
+++ b/pkgs/games/LambdaHack/default.nix
@@ -2,8 +2,8 @@
 
 cabal.mkDerivation (self: {
   pname = "LambdaHack";
-  version = "0.2.0";
-  sha256 = "09lgbpwrlw29n797q3k5aafvkg04nd8cw6pi41g914phf7lxzq4c";
+  version = "0.2.1";
+  sha256 = "1d2mnpy8fl9m5584rbskgary18mqibivwmlz9gfv87gg0lzhw2ab";
   isLibrary = true;
   isExecutable = true;
   buildDepends = [ binary ConfigFile filepath gtk mtl random zlib ];