diff --git a/pkgs/development/libraries/haskell/machines-io/default.nix b/pkgs/development/libraries/haskell/machines-io/default.nix
new file mode 100644
index 000000000000..8693ced19240
--- /dev/null
+++ b/pkgs/development/libraries/haskell/machines-io/default.nix
@@ -0,0 +1,16 @@
+# This file was auto-generated by cabal2nix. Please do NOT edit manually!
+
+{ cabal, chunkedData, machines, transformers }:
+
+cabal.mkDerivation (self: {
+  pname = "machines-io";
+  version = "0.1.0.0";
+  sha256 = "07ky1j9ihn493a8q2g1pc0ynam1mkzdi4hjs74kpfnlvl9x6ic7g";
+  buildDepends = [ chunkedData machines transformers ];
+  meta = {
+    homepage = "http://github.com/aloiscochard/machines-io";
+    description = "IO utilities for the machines library";
+    license = self.stdenv.lib.licenses.asl20;
+    platforms = self.ghc.meta.platforms;
+  };
+})
diff --git a/pkgs/top-level/haskell-packages.nix b/pkgs/top-level/haskell-packages.nix
index 0aeab0b4983b..51616e4c689c 100644
--- a/pkgs/top-level/haskell-packages.nix
+++ b/pkgs/top-level/haskell-packages.nix
@@ -1574,6 +1574,8 @@ self : let callPackage = x : y : modifyPrio (newScope self x y); in
 
   machinesDirectory = callPackage ../development/libraries/haskell/machines-directory {};
 
+  machinesIo = callPackage ../development/libraries/haskell/machines-io {};
+
   managed = callPackage ../development/libraries/haskell/managed {};
 
   markdown = callPackage ../development/libraries/haskell/markdown {};