diff --git a/pkgs/development/python-modules/pysyncobj/default.nix b/pkgs/development/python-modules/pysyncobj/default.nix
index 891fb9effcc4..7ad999c52dbd 100644
--- a/pkgs/development/python-modules/pysyncobj/default.nix
+++ b/pkgs/development/python-modules/pysyncobj/default.nix
@@ -5,16 +5,16 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "pysyncobj";
-  version = "0.3.14";
+  version = "0.3.15";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "bakwc";
     repo = "PySyncObj";
-    tag = "v${version}";
-    hash = "sha256-a1fECsLIEFu9Wwai0viR/lkqWVWBKs+OdxHey3Pltmo=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-6kvWcKSyVtK3sdeetJxx1golIXRY/RYkFCpWBfs10rg=";
   };
 
   build-system = [ setuptools ];
@@ -27,9 +27,9 @@ buildPythonPackage rec {
   meta = {
     description = "Python library for replicating your class";
     homepage = "https://github.com/bakwc/PySyncObj";
-    changelog = "https://github.com/bakwc/PySyncObj/releases/tag/v${version}";
+    changelog = "https://github.com/bakwc/PySyncObj/releases/tag/${finalAttrs.src.tag}";
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ fab ];
     mainProgram = "syncobj_admin";
   };
-}
+})