diff --git a/pkgs/development/ocaml-modules/odds/default.nix b/pkgs/development/ocaml-modules/odds/default.nix
new file mode 100644
index 00000000000000..9cd84c506f6f86
--- /dev/null
+++ b/pkgs/development/ocaml-modules/odds/default.nix
@@ -0,0 +1,37 @@
+{
+  lib,
+  fetchFromGitHub,
+  buildDunePackage,
+  menhir,
+  cmdliner,
+}:
+buildDunePackage rec {
+  pname = "odds";
+  version = "1.2";
+
+  duneVersion = "3";
+
+  minimalOcamlVersion = "5.0.0";
+
+  src = fetchFromGitHub {
+    owner = "raphael-proust";
+    repo = pname;
+    rev = version;
+    hash = "sha256-tPDowkpsJQKCoeuXOb9zPORoudUvkRBZ3OzkH2QE2zg=";
+  };
+
+  propagatedBuildInputs = [
+    cmdliner
+  ];
+
+  nativeBuildInputs = [
+    menhir
+  ];
+
+  meta = with lib; {
+    description = "Dice roller";
+    homepage = "https://github.com/raphael-proust/odds";
+    license = licenses.isc;
+    maintainers = with maintainers; [ Denommus ];
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 1eb7e48874fd45..b9e08714dce32f 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -1408,6 +1408,8 @@ let
 
     odate = callPackage ../development/ocaml-modules/odate { };
 
+    odds = callPackage ../development/ocaml-modules/odds { };
+
     odig = callPackage ../development/ocaml-modules/odig { };
 
     odoc = callPackage ../development/ocaml-modules/odoc { };