diff --git a/pkgs/tools/misc/urn-timer/default.nix b/pkgs/tools/misc/urn-timer/default.nix
index 26b59a7f908a..df45524a8a06 100644
--- a/pkgs/tools/misc/urn-timer/default.nix
+++ b/pkgs/tools/misc/urn-timer/default.nix
@@ -12,13 +12,13 @@
 
 stdenv.mkDerivation {
   pname = "urn-timer";
-  version = "unstable-2023-08-07";
+  version = "unstable-2024-03-05";
 
   src = fetchFromGitHub {
     owner = "paoloose";
     repo = "urn";
-    rev = "3468e297ee67aa83e6c26529acd35142ade5c6ff";
-    hash = "sha256-e9u/bjFjwgF5QciiqB3AWhyYj7eCstzkpSR9+xNA+4I=";
+    rev = "10082428749fabb69db1556f19940d8700ce48a2";
+    hash = "sha256-sQjHQ/i1d4v4ZnM0YAay+MdIj5l/FfIYj+NdH48OqfU=";
   };
 
   nativeBuildInputs = [