diff --git a/pkgs/development/ocaml-modules/pgocaml/default.nix b/pkgs/development/ocaml-modules/pgocaml/default.nix
new file mode 100644
index 00000000000..f1166d1c324
--- /dev/null
+++ b/pkgs/development/ocaml-modules/pgocaml/default.nix
@@ -0,0 +1,22 @@
+{stdenv, fetchurl, ocaml, findlib, camlp4, calendar, csv, ocaml_pcre}:
+
+stdenv.mkDerivation {
+  name = "ocaml-pgocaml-2.1";
+  src = fetchurl {
+    url = http://forge.ocamlcore.org/frs/download.php/1413/pgocaml-2.1.tgz;
+    sha256 = "0m7whlmhm7z58pfaarvkyiwaylmrz05aj6fr773zd9xlv07ljiym";
+  };
+
+  buildInputs = [ocaml findlib camlp4];
+  propagatedBuildInputs = [calendar csv ocaml_pcre];
+
+  createFindlibDestdir = true;
+
+  meta = with stdenv.lib; {
+    description = "An interface to PostgreSQL databases for OCaml applications";
+    homepage = http://pgocaml.forge.ocamlcore.org/;
+    license = licenses.lgpl2;
+    platforms = ocaml.meta.platforms;
+    maintainers = with maintainers; [ vbgl ];
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index cfb82f45591..9c0325d2c2f 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -3535,6 +3535,8 @@ let
       inherit pcre;
     };
 
+    pgocaml = callPackage ../development/ocaml-modules/pgocaml {};
+
     ocaml_react = callPackage ../development/ocaml-modules/react { };
     reactivedata = callPackage ../development/ocaml-modules/reactivedata {};