diff --git a/pkgs/development/python-modules/low-index/default.nix b/pkgs/development/python-modules/low-index/default.nix
index c753e78d2ff5..6bd1711c40ee 100644
--- a/pkgs/development/python-modules/low-index/default.nix
+++ b/pkgs/development/python-modules/low-index/default.nix
@@ -4,18 +4,19 @@
   buildPythonPackage,
   fetchFromGitHub,
   setuptools,
+  nix-update-script,
 }:
 
 buildPythonPackage rec {
   pname = "low-index";
-  version = "1.2.1";
+  version = "1.3";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "3-manifolds";
     repo = "low_index";
     tag = "v${version}_as_released";
-    hash = "sha256-T8hzC9ulikQ1pUdbXgjuKAX5oMJEycPvXWv74rCkQGY=";
+    hash = "sha256-m3p05bqu70pMOsb9drW1B6+N893eBSZBFTNNS23OY6w=";
   };
 
   build-system = [ setuptools ];
@@ -28,6 +29,13 @@ buildPythonPackage rec {
     runHook postCheck
   '';
 
+  passthru.updateScript = nix-update-script {
+    extraArgs = [
+      "--version-regex"
+      "v(.*)_as_released"
+    ];
+  };
+
   meta = {
     description = "Enumerates low index subgroups of a finitely presented group";
     changelog = "https://github.com/3-manifolds/low_index/releases/tag/${src.tag}";