diff --git a/pkgs/development/ocaml-modules/mirage-clock/default.nix b/pkgs/development/ocaml-modules/mirage-clock/default.nix
new file mode 100644
index 000000000000..c5f0b1fc93c1
--- /dev/null
+++ b/pkgs/development/ocaml-modules/mirage-clock/default.nix
@@ -0,0 +1,20 @@
+{ lib, buildDunePackage, fetchurl }:
+
+buildDunePackage rec {
+  pname = "mirage-clock";
+  version = "3.0.1";
+
+  src = fetchurl {
+    url = "https://github.com/mirage/mirage-clock/releases/download/v${version}/mirage-clock-v${version}.tbz";
+    sha256 = "12m2dph69r843clrbcgfjj2gcxmq2kdb7g5d91kfj16g13b0vsa3";
+  };
+
+  meta = {
+    description = "Libraries and module types for portable clocks";
+    homepage = "https://github.com/mirage/mirage-clock";
+    license = lib.licenses.isc;
+    maintainers = [ lib.maintainers.vbgl ];
+  };
+}
+
+
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index e513b8619e48..8669b2c7f20c 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -534,6 +534,8 @@ let
 
     minisat = callPackage ../development/ocaml-modules/minisat { };
 
+    mirage-clock = callPackage ../development/ocaml-modules/mirage-clock { };
+
     mlgmp =  callPackage ../development/ocaml-modules/mlgmp { };
 
     mlgmpidl =  callPackage ../development/ocaml-modules/mlgmpidl { };