diff --git a/pkgs/development/python-modules/cached-ipaddress/default.nix b/pkgs/development/python-modules/cached-ipaddress/default.nix
index 820d3dfe2448..9ceac5ab6c9d 100644
--- a/pkgs/development/python-modules/cached-ipaddress/default.nix
+++ b/pkgs/development/python-modules/cached-ipaddress/default.nix
@@ -11,16 +11,16 @@
   propcache,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "cached-ipaddress";
-  version = "1.1.1";
+  version = "1.1.2";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "bdraco";
     repo = "cached-ipaddress";
-    tag = "v${version}";
-    hash = "sha256-VIIcScaZwd5BAidgG30edYsAQaFnqxEQX+F/t+HR278=";
+    tag = "v${finalAttrs.version}";
+    hash = "sha256-+A1kMD1L2K+dAWrZJ96qJpx0udRGMWbWApyWtMrE7lk=";
   };
 
   build-system = [
@@ -42,8 +42,8 @@ buildPythonPackage rec {
   meta = {
     description = "Cache construction of ipaddress objects";
     homepage = "https://github.com/bdraco/cached-ipaddress";
-    changelog = "https://github.com/bdraco/cached-ipaddress/blob/${src.rev}/CHANGELOG.md";
+    changelog = "https://github.com/bdraco/cached-ipaddress/blob/${finalAttrs.src.tag}/CHANGELOG.md";
     license = lib.licenses.mit;
     maintainers = [ ];
   };
-}
+})