diff --git a/pkgs/development/ocaml-modules/lablgtk3/default.nix b/pkgs/development/ocaml-modules/lablgtk3/default.nix
new file mode 100644
index 000000000000..6de7a26fbd6c
--- /dev/null
+++ b/pkgs/development/ocaml-modules/lablgtk3/default.nix
@@ -0,0 +1,27 @@
+{ stdenv, fetchurl, pkgconfig, ocaml, findlib, gtk3, gtkspell3, gtksourceview }:
+
+if !stdenv.lib.versionAtLeast ocaml.version "4.03"
+then throw "lablgtk3 is not available for OCaml ${ocaml.version}"
+else
+
+stdenv.mkDerivation rec {
+  version = "3.0.beta1";
+  name = "ocaml${ocaml.version}-lablgtk3-${version}";
+  src = fetchurl {
+    url = https://forge.ocamlcore.org/frs/download.php/1769/lablgtk-3.0.beta1.tar.gz;
+    sha256 = "08izn2kwxdz1i74m11lqkl9n50bs7sy6pl8mcq6br77znarvqb91";
+  };
+
+  nativeBuildInputs = [ pkgconfig ];
+  buildInputs = [ ocaml findlib gtk3 gtkspell3 gtksourceview ];
+
+  buildFlags = "world";
+
+  meta = {
+    description = "OCaml interface to gtk+-3";
+    homepage = "http://lablgtk.forge.ocamlcore.org/";
+    license = stdenv.lib.licenses.lgpl21;
+    maintainers = [ stdenv.lib.maintainers.vbgl ];
+    inherit (ocaml.meta) platforms;
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index e03cb8e8b3b7..85cc5497c40f 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -361,6 +361,8 @@ let
 
     lablgl = callPackage ../development/ocaml-modules/lablgl { };
 
+    lablgtk3 = callPackage ../development/ocaml-modules/lablgtk3 { };
+
     lablgtk_2_14 = callPackage ../development/ocaml-modules/lablgtk/2.14.0.nix {
       inherit (pkgs.gnome2) libgnomecanvas libglade gtksourceview;
     };