diff --git a/pkgs/development/ocaml-modules/bencode/default.nix b/pkgs/development/ocaml-modules/bencode/default.nix
new file mode 100644
index 000000000000..310d7f24d006
--- /dev/null
+++ b/pkgs/development/ocaml-modules/bencode/default.nix
@@ -0,0 +1,34 @@
+{
+  lib,
+  buildDunePackage,
+  fetchFromGitHub,
+  ounit,
+  qcheck,
+}:
+
+buildDunePackage rec {
+  pname = "bencode";
+  version = "2.0";
+  minimalOCamlVersion = "4.02.0";
+
+  src = fetchFromGitHub {
+    owner = "rgrinberg";
+    repo = "bencode";
+    tag = version;
+    hash = "sha256-sEMS9oBOPeFX1x7cHjbQhCD2QI5yqC+550pPqqMsVws=";
+  };
+
+  doCheck = true;
+  checkInputs = [
+    ounit
+    qcheck
+  ];
+
+  meta = {
+    description = "Bencode (.torrent file format) reader/writer in OCaml ";
+    homepage = "https://github.com/rgrinberg/bencode";
+    changelog = "https://github.com/rgrinberg/bencode/blob/${version}/Changelog.md";
+    license = lib.licenses.mit;
+    maintainers = with lib.maintainers; [ infinidoge ];
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 9d43d183bea6..240924dc1df0 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -88,6 +88,8 @@ let
 
         benchmark = callPackage ../development/ocaml-modules/benchmark { };
 
+        bencode = callPackage ../development/ocaml-modules/bencode { };
+
         bheap = callPackage ../development/ocaml-modules/bheap { };
 
         bigarray-compat = callPackage ../development/ocaml-modules/bigarray-compat { };