diff --git a/pkgs/development/python-modules/cmaes/default.nix b/pkgs/development/python-modules/cmaes/default.nix
index 4a5338dfc5ad..88085cd2fdf9 100644
--- a/pkgs/development/python-modules/cmaes/default.nix
+++ b/pkgs/development/python-modules/cmaes/default.nix
@@ -11,9 +11,10 @@
 buildPythonPackage rec {
   pname = "cmaes";
   version = "0.10.0";
-  disabled = pythonOlder "3.7";
   format = "pyproject";
 
+  disabled = pythonOlder "3.7";
+
   src = fetchFromGitHub {
     owner = "CyberAgentAILab";
     repo = pname;
@@ -31,6 +32,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Python library for CMA evolution strategy";
     homepage = "https://github.com/CyberAgentAILab/cmaes";
+    changelog = "https://github.com/CyberAgentAILab/cmaes/releases/tag/v${version}";
     license = licenses.mit;
     maintainers = [ maintainers.bcdarwin ];
   };