diff --git a/pkgs/development/python-modules/mailchecker/default.nix b/pkgs/development/python-modules/mailchecker/default.nix
index 107b8dcb82da..0ef7db463ed0 100644
--- a/pkgs/development/python-modules/mailchecker/default.nix
+++ b/pkgs/development/python-modules/mailchecker/default.nix
@@ -6,14 +6,14 @@
 
 buildPythonPackage rec {
   pname = "mailchecker";
-  version = "5.0.4";
+  version = "5.0.5";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-CTeZ63hOBUHuuIJgWRNttBRgrHSsuL78zo6MW8VwEDE=";
+    hash = "sha256-RtARu9+EKUMOOJjUdkEZ5KYz9DzzlLeNhkRMLSm4AYo=";
   };
 
   # Module has no tests
@@ -26,6 +26,7 @@ buildPythonPackage rec {
   meta = with lib; {
     description = "Module for temporary (disposable/throwaway) email detection";
     homepage = "https://github.com/FGRibreau/mailchecker";
+    changelog = "https://github.com/FGRibreau/mailchecker/blob/v${version}/CHANGELOG.md";
     license = licenses.mit;
     maintainers = with maintainers; [ fab ];
   };