diff --git a/development/compilers/ocaml/3.11.1.nix b/development/compilers/ocaml/3.11.1.nix
new file mode 100644
index 00000000000..f5955c7c78c
--- /dev/null
+++ b/development/compilers/ocaml/3.11.1.nix
@@ -0,0 +1,28 @@
+args: with args;
+
+stdenv.mkDerivation (rec {
+  
+  name = "ocaml-3.11.1";
+  
+  src = fetchurl {
+    url = "http://caml.inria.fr/pub/distrib/ocaml-3.11/${name}.tar.bz2";
+    sha256 = "8c36a28106d4b683a15c547dfe4cb757a53fa9247579d1cc25bd06a22cc62e50";
+  };
+
+  prefixKey = "-prefix ";
+  configureFlags = ["-no-tk" "-x11lib" x11];
+  buildFlags = "world bootstrap world.opt";
+  buildInputs = [x11 ncurses];
+  installTargets = "install installopt"; 
+  patchPhase = ''
+    CAT=$(type -tp cat)
+    sed -e "s@/bin/cat@$CAT@" -i config/auto-aux/sharpbang
+  '';
+
+  meta = {
+    homepage = http://caml.inria.fr/ocaml;
+    license = "QPL, LGPL2 (library part)";
+    desctiption = "Most popular variant of the Caml language";
+  };
+
+})
diff --git a/pkgs/development/compilers/ocaml/default.nix b/pkgs/development/compilers/ocaml/default.nix
index f3ef70b2a55..57cdfceaa15 100644
--- a/pkgs/development/compilers/ocaml/default.nix
+++ b/pkgs/development/compilers/ocaml/default.nix
@@ -4,5 +4,6 @@ builtins.listToAttrs [
   { name = "3.08.0"; value = import ./3.08.0.nix args; }
   { name = "3.09.1"; value = import ./3.09.1.nix args; }
   { name = "3.10.0"; value = import ./3.10.0.nix args; }
-  { name = "default"; value = import ./3.09.1.nix args; }
+  { name = "3.11.1"; value = import ./3.11.1.nix args; }
+  { name = "default"; value = import ./3.11.1.nix args; }
 ]