diff --git a/pkgs/development/ocaml-modules/lens/default.nix b/pkgs/development/ocaml-modules/lens/default.nix
new file mode 100644
index 00000000000..27a753ae81a
--- /dev/null
+++ b/pkgs/development/ocaml-modules/lens/default.nix
@@ -0,0 +1,23 @@
+{ lib, fetchzip, ppx_deriving, ppxfind, buildDunePackage }:
+
+buildDunePackage rec {
+  pname = "lens";
+  version = "1.2.3";
+
+  src = fetchzip {
+    url = "https://github.com/pdonadeo/ocaml-lens/archive/v${version}.tar.gz";
+    sha256 = "09k2vhzysx91syjhgv6w1shc9mgzi0l4bhwpx1g5pi4r4ghjp07y";
+  };
+
+  minimumOCamlVersion = "4.04.1";
+  buildInputs = [ ppx_deriving ppxfind ];
+
+  meta = with lib; {
+    homepage = https://github.com/pdonadeo/ocaml-lens;
+    description = "Functional lenses";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [
+      kazcw
+    ];
+  };
+}
diff --git a/pkgs/top-level/ocaml-packages.nix b/pkgs/top-level/ocaml-packages.nix
index 4a7743b1090..4d956c494c0 100644
--- a/pkgs/top-level/ocaml-packages.nix
+++ b/pkgs/top-level/ocaml-packages.nix
@@ -468,6 +468,8 @@ let
 
     lambdaTerm = callPackage ../development/ocaml-modules/lambda-term { };
 
+    lens = callPackage ../development/ocaml-modules/lens { };
+
     linenoise = callPackage ../development/ocaml-modules/linenoise { };
 
     llvm = callPackage ../development/ocaml-modules/llvm {