diff --git a/pkgs/development/ocaml-modules/mtime/default.nix b/pkgs/development/ocaml-modules/mtime/default.nix
new file mode 100644
index 00000000000..a26109bd4f9
--- /dev/null
+++ b/pkgs/development/ocaml-modules/mtime/default.nix
@@ -0,0 +1,29 @@
+{ stdenv, fetchurl, ocaml, findlib, ocamlbuild, opam, js_of_ocaml
+, jsooSupport ? !(stdenv.lib.versionAtLeast ocaml.version "4.04")
+}:
+
+stdenv.mkDerivation {
+  name = "ocaml${ocaml.version}-mtime-0.8.3";
+
+  src = fetchurl {
+    url = http://erratique.ch/software/mtime/releases/mtime-0.8.3.tbz;
+    sha256 = "1hfx4ny2dkw6jf3jppz0640dafl5xgn8r2si9kpwzhmibal8qrah";
+  };
+
+  unpackCmd = "tar xjf $src";
+
+  buildInputs = [ ocaml findlib ocamlbuild opam ]
+  ++ stdenv.lib.optional jsooSupport js_of_ocaml;
+
+  buildPhase = "ocaml pkg/build.ml native=true native-dynlink=true jsoo=${if jsooSupport then "true" else "false"}";
+
+  installPhase = "opam-installer -i --prefix=$out --libdir=$OCAMLFIND_DESTDIR";
+
+  meta = {
+    description = "Monotonic wall-clock time for OCaml";
+    homepage = http://erratique.ch/software/mtime;
+    inherit (ocaml.meta) platforms;
+    maintainers = [ stdenv.lib.maintainers.vbgl ];
+    license = stdenv.lib.licenses.bsd3;
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 52c74b37b6e..40f4ba85745 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -269,6 +269,8 @@ let
 
     mlgmpidl =  callPackage ../development/ocaml-modules/mlgmpidl { };
 
+    mtime =  callPackage ../development/ocaml-modules/mtime { };
+
     nocrypto =  callPackage ../development/ocaml-modules/nocrypto {
       lwt = ocaml_lwt;
     };