diff --git a/pkgs/development/ocaml-modules/janestreet/ppx-bench.nix b/pkgs/development/ocaml-modules/janestreet/ppx-bench.nix
new file mode 100644
index 00000000000..a41773b6f68
--- /dev/null
+++ b/pkgs/development/ocaml-modules/janestreet/ppx-bench.nix
@@ -0,0 +1,18 @@
+{stdenv, buildOcamlJane,
+ ppx_core, ppx_driver, ppx_inline_test, ppx_tools}:
+
+buildOcamlJane rec {
+  name = "ppx_bench";
+  minimumSupportedOcamlVersion = "4.02";
+  hash = "1l5jlwy1d1fqz70wa2fkf7izngp6nx3g4s9bmnd6ca4dx1x5bksk";
+
+  hasSharedObjects = true;
+
+  propagatedBuildInputs = [ ppx_core ppx_driver ppx_inline_test ppx_tools ];
+
+  meta = with stdenv.lib; {
+    description = "Syntax extension for writing in-line benchmarks in ocaml code.";
+    maintainers = [ maintainers.maurer ];
+    license = licenses.asl20;
+  };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 73c4555e310..09ad32d7bb4 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5529,6 +5529,8 @@ in
     ppx_assert = callPackage ../development/ocaml-modules/janestreet/ppx-assert.nix {};
 
     ppx_inline_test = callPackage ../development/ocaml-modules/janestreet/ppx-inline-test.nix {};
+
+    ppx_bench = callPackage ../development/ocaml-modules/janestreet/ppx-bench.nix {};
   };
 
   ocamlPackages = recurseIntoAttrs ocamlPackages_4_01_0;