diff --git a/pkgs/development/python-modules/certvalidator/default.nix b/pkgs/development/python-modules/certvalidator/default.nix
index a9d025b199c0..ff2967b46aa7 100644
--- a/pkgs/development/python-modules/certvalidator/default.nix
+++ b/pkgs/development/python-modules/certvalidator/default.nix
@@ -8,15 +8,17 @@
   cacert,
 }:
 
-buildPythonPackage rec {
+buildPythonPackage (finalAttrs: {
   pname = "certvalidator";
   version = "0.11.1";
   pyproject = true;
 
+  __structuredAttrs = true;
+
   src = fetchFromGitHub {
     owner = "wbond";
     repo = "certvalidator";
-    rev = version;
+    tag = finalAttrs.version;
     hash = "sha256-yVF7t4FuU3C9fDg67JeM7LWZZh/mv5F4EKmjlO4AuBY=";
   };
 
@@ -42,4 +44,4 @@ buildPythonPackage rec {
     license = lib.licenses.mit;
     maintainers = with lib.maintainers; [ baloo ];
   };
-}
+})