diff --git a/pkgs/development/ocaml-modules/yaml/default.nix b/pkgs/development/ocaml-modules/yaml/default.nix
new file mode 100644
index 00000000000..31790755357
--- /dev/null
+++ b/pkgs/development/ocaml-modules/yaml/default.nix
@@ -0,0 +1,24 @@
+{ lib, fetchurl, buildDunePackage
+, ppx_sexp_conv
+, bos, ctypes, fmt, logs, rresult, sexplib
+}:
+
+buildDunePackage rec {
+  pname = "yaml";
+  version = "2.0.1";
+
+  src = fetchurl {
+    url = "https://github.com/avsm/ocaml-yaml/releases/download/v${version}/yaml-v${version}.tbz";
+    sha256 = "1r8jj572h416g2zliwmxj2j9hkv73nxnpfb9gmbj9gixg24lskx0";
+  };
+
+  propagatedBuildInputs = [ bos ctypes fmt logs ppx_sexp_conv rresult sexplib ];
+
+  meta = {
+    description = "Parse and generate YAML 1.1 files";
+    homepage = "https://github.com/avsm/ocaml-yaml";
+    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 74edf8e036a..df821a643de 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -887,6 +887,8 @@ let
 
     xtmpl = callPackage ../development/ocaml-modules/xtmpl { };
 
+    yaml = callPackage ../development/ocaml-modules/yaml { };
+
     yojson = callPackage ../development/ocaml-modules/yojson { };
 
     zarith = callPackage ../development/ocaml-modules/zarith { };