diff --git a/pkgs/development/libraries/haskell/network-conduit-tls/default.nix b/pkgs/development/libraries/haskell/network-conduit-tls/default.nix
new file mode 100644
index 00000000000..a847c1b8289
--- /dev/null
+++ b/pkgs/development/libraries/haskell/network-conduit-tls/default.nix
@@ -0,0 +1,21 @@
+{ cabal, aeson, certificate, conduit, cryptoApi, cryptoRandomApi
+, network, networkConduit, pem, systemFileio, systemFilepath, tls
+, tlsExtra, transformers
+}:
+
+cabal.mkDerivation (self: {
+  pname = "network-conduit-tls";
+  version = "1.0.0.1";
+  sha256 = "1bfb888j7raan764sgq50xxmckgqg3cnz3fcmvpqdjp7lclh313z";
+  buildDepends = [
+    aeson certificate conduit cryptoApi cryptoRandomApi network
+    networkConduit pem systemFileio systemFilepath tls tlsExtra
+    transformers
+  ];
+  meta = {
+    homepage = "https://github.com/snoyberg/conduit";
+    description = "Create TLS-aware network code with conduits";
+    license = self.stdenv.lib.licenses.mit;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/development/libraries/haskell/unix-process-conduit/default.nix b/pkgs/development/libraries/haskell/unix-process-conduit/default.nix
new file mode 100644
index 00000000000..6ee4304ac17
--- /dev/null
+++ b/pkgs/development/libraries/haskell/unix-process-conduit/default.nix
@@ -0,0 +1,15 @@
+{ cabal, conduit, hspec, transformers }:
+
+cabal.mkDerivation (self: {
+  pname = "unix-process-conduit";
+  version = "0.2.0.2";
+  sha256 = "1n9ja7dlxhsxyglfzk397xdgvdny766y1isrb5d065srxprsj2g6";
+  buildDepends = [ conduit transformers ];
+  testDepends = [ conduit hspec transformers ];
+  meta = {
+    homepage = "https://github.com/snoyberg/conduit";
+    description = "Run processes on Unix systems, with a conduit interface";
+    license = self.stdenv.lib.licenses.mit;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/development/tools/haskell/keter/default.nix b/pkgs/development/tools/haskell/keter/default.nix
new file mode 100644
index 00000000000..b7febdd8c61
--- /dev/null
+++ b/pkgs/development/tools/haskell/keter/default.nix
@@ -0,0 +1,26 @@
+{ cabal, blazeBuilder, conduit, dataDefault, filepath, hinotify
+, httpReverseProxy, httpTypes, network, networkConduit
+, networkConduitTls, random, systemFileio, systemFilepath, tar
+, text, time, transformers, unixCompat, unixProcessConduit, wai
+, waiAppStatic, yaml, zlib
+}:
+
+cabal.mkDerivation (self: {
+  pname = "keter";
+  version = "0.3.5.4";
+  sha256 = "0dqlfb5cydqk33zp6wf18wr3idpn3bbb8im3rcrg4r9ny7sqfmp7";
+  isLibrary = true;
+  isExecutable = true;
+  buildDepends = [
+    blazeBuilder conduit dataDefault filepath hinotify httpReverseProxy
+    httpTypes network networkConduit networkConduitTls random
+    systemFileio systemFilepath tar text time transformers unixCompat
+    unixProcessConduit wai waiAppStatic yaml zlib
+  ];
+  meta = {
+    homepage = "http://www.yesodweb.com/";
+    description = "Web application deployment manager, focusing on Haskell web frameworks";
+    license = self.stdenv.lib.licenses.mit;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 63cb7f88d8b..bdd875f0df5 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1359,6 +1359,7 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
   network = self.network_2_4_1_2;
 
   networkConduit = callPackage ../development/libraries/haskell/network-conduit {};
+  networkConduitTls = callPackage ../development/libraries/haskell/network-conduit-tls {};
 
   networkInfo = callPackage ../development/libraries/haskell/network-info {};
 
@@ -1839,6 +1840,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   unixCompat = callPackage ../development/libraries/haskell/unix-compat {};
 
+  unixProcessConduit = callPackage ../development/libraries/haskell/unix-process-conduit {};
+
   unixTime = callPackage ../development/libraries/haskell/unix-time {};
 
   unlambda = callPackage ../development/libraries/haskell/unlambda {};
@@ -2150,6 +2153,8 @@ let result = let callPackage = x : y : modifyPrio (newScope result.final x y);
 
   jailbreakCabal = callPackage ../development/tools/haskell/jailbreak-cabal {};
 
+  keter = callPackage ../development/tools/haskell/keter {};
+
   lhs2tex = callPackage ../tools/typesetting/lhs2tex {};
 
   myhasktags = callPackage ../tools/misc/myhasktags {};