diff --git a/nix/packages/necrolib.nix b/nix/packages/necrolib.nix
index 4846ace1..a9b20e2d 100644
--- a/nix/packages/necrolib.nix
+++ b/nix/packages/necrolib.nix
@@ -1,14 +1,13 @@
 {
-  lib,
   fetchFromGitLab,
   ocaml-ng,
   ocamlPackages ? ocaml-ng.ocamlPackages_4_14,
 }: let
-  rev = "4690dd27717e687b8eba449e44127a53fabe7a2d";
+  version = "v0.16.2";
 in
   ocamlPackages.buildDunePackage {
     pname = "necrolib";
-    version = lib.substring 0 7 rev;
+    inherit version;
 
     minimalOCamlVersion = "4.14.1";
 
@@ -16,8 +15,8 @@ in
       domain = "gitlab.inria.fr";
       owner = "skeletons";
       repo = "necro";
-      inherit rev;
-      hash = "sha256-FYeVuSUmA6as0oI80uC3wW8l1/AazOPAtiNsnZyUahU=";
+      rev = version;
+      hash = "sha256-KoSKJD5jy+GY5QKKMUTW5gc0V/5l/klHrJMdC8aPnj8=";
     };
 
     duneVersion = "3";