diff --git a/pkgs/development/ocaml-modules/ppx_tools/default.nix b/pkgs/development/ocaml-modules/ppx_tools/default.nix
new file mode 100644
index 00000000000..4e99dcd1af4
--- /dev/null
+++ b/pkgs/development/ocaml-modules/ppx_tools/default.nix
@@ -0,0 +1,21 @@
+{ stdenv, fetchzip, ocaml, findlib }:
+
+stdenv.mkDerivation {
+  name = "ocaml-ppx_tools-0.99.2";
+  src = fetchzip {
+    url = https://github.com/alainfrisch/ppx_tools/archive/ppx_tools_0.99.2.tar.gz;
+    sha256 = "1m09r2sjcb37i4dyhpbk9n2wxkcvpib6bvairsird91fm9w0vqw7";
+  };
+
+  buildInputs = [ ocaml findlib ];
+
+  createFindlibDestdir = true;
+
+  meta = with stdenv.lib; {
+    description = "Tools for authors of ppx rewriters";
+    homepage = http://www.lexifi.com/ppx_tools;
+    license = licenses.mit;
+    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 fc78dac5ee7..b3c501e1c54 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -4624,6 +4624,11 @@ let
 
     pprint = callPackage ../development/ocaml-modules/pprint { };
 
+    ppx_tools =
+      if lib.versionAtLeast ocaml_version "4.02"
+      then callPackage ../development/ocaml-modules/ppx_tools {}
+      else null;
+
     pycaml = callPackage ../development/ocaml-modules/pycaml { };
 
     qcheck = callPackage ../development/ocaml-modules/qcheck {