diff --git a/pkgs/development/python-modules/proxmoxer/default.nix b/pkgs/development/python-modules/proxmoxer/default.nix
index a18670d33498..a41d79a32489 100644
--- a/pkgs/development/python-modules/proxmoxer/default.nix
+++ b/pkgs/development/python-modules/proxmoxer/default.nix
@@ -10,7 +10,7 @@
   setuptools,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "proxmoxer";
   version = "2.3.0";
   pyproject = true;
@@ -18,8 +18,8 @@ buildPythonPackage rec {
   src = fetchFromGitHub {
     owner = "proxmoxer";
     repo = "proxmoxer";
-    rev = "cf1bcde696537c74ef00d8e71fb86735fb4c2c79";
-    hash = "sha256-h5Sla7/4XiZSGwKstyiqs/T2Qgi13jI9YMVPqDcF3sA=";
+    tag = finalAttrs.version;
+    hash = "sha256-v/QqNCzkcYk2pqr9tTeyvEEeXt4nzqooHAQEIiJitZ4=";
   };
 
   build-system = [ setuptools ];
@@ -53,8 +53,8 @@ buildPythonPackage rec {
   meta = {
     description = "Python wrapper for Proxmox API v2";
     homepage = "https://github.com/proxmoxer/proxmoxer";
-    changelog = "https://github.com/proxmoxer/proxmoxer/releases/tag/${version}";
-    license = with lib.licenses; [ bsd3 ];
+    changelog = "https://github.com/proxmoxer/proxmoxer/releases/tag/${finalAttrs.src.tag}";
+    license = lib.licenses.bsd3;
     maintainers = with lib.maintainers; [ fab ];
   };
-}
+})