diff --git a/pkgs/development/python-modules/energyzero/default.nix b/pkgs/development/python-modules/energyzero/default.nix
index 576281b92091..dc946aa03f41 100644
--- a/pkgs/development/python-modules/energyzero/default.nix
+++ b/pkgs/development/python-modules/energyzero/default.nix
@@ -16,7 +16,7 @@
 
 buildPythonPackage rec {
   pname = "energyzero";
-  version = "4.0.1";
+  version = "5.0.0";
   pyproject = true;
 
   disabled = pythonOlder "3.11";
@@ -25,7 +25,7 @@ buildPythonPackage rec {
     owner = "klaasnicolaas";
     repo = "python-energyzero";
     tag = "v${version}";
-    hash = "sha256-Tisng08X/jyNtT27qy1hH6qM6Nqho/X8bg1tFg1oIx8=";
+    hash = "sha256-gX8clg0xqIhk8/RYV6P5exnzXPLmYLGUX65Y0Nwt2F8=";
   };
 
   postPatch = ''
@@ -54,7 +54,7 @@ buildPythonPackage rec {
   meta = {
     description = "Module for getting the dynamic prices from EnergyZero";
     homepage = "https://github.com/klaasnicolaas/python-energyzero";
-    changelog = "https://github.com/klaasnicolaas/python-energyzero/releases/tag/v${version}";
+    changelog = "https://github.com/klaasnicolaas/python-energyzero/releases/tag/${src.tag}";
     license = with lib.licenses; [ mit ];
     maintainers = with lib.maintainers; [ fab ];
   };