diff --git a/pkgs/development/python-modules/sqlobject/default.nix b/pkgs/development/python-modules/sqlobject/default.nix
index 542f40647f0d..f789b97a0eb2 100644
--- a/pkgs/development/python-modules/sqlobject/default.nix
+++ b/pkgs/development/python-modules/sqlobject/default.nix
@@ -12,14 +12,14 @@
 
 buildPythonPackage rec {
   pname = "sqlobject";
-  version = "3.13.0";
+  version = "3.13.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "sqlobject";
     repo = "sqlobject";
     tag = version;
-    hash = "sha256-KcpbGqNsR77kwbTLKwvwWpyLvF1UowIsKM7Kirs7Zw4=";
+    hash = "sha256-Qbb48z4DrD/M8e26+5NjPcA0b3gxHeAxj1X/jSrTwx0=";
   };
 
   build-system = [ setuptools ];
@@ -43,7 +43,7 @@ buildPythonPackage rec {
   meta = {
     description = "Object Relational Manager for providing an object interface to your database";
     homepage = "https://www.sqlobject.org/";
-    changelog = "https://github.com/sqlobject/sqlobject/blob/${version}/docs/News.rst";
+    changelog = "https://github.com/sqlobject/sqlobject/blob/${src.tag}/docs/News.rst";
     license = lib.licenses.lgpl21Only;
     maintainers = [ ];
   };