diff --git a/pkgs/development/python-modules/certifi/default.nix b/pkgs/development/python-modules/certifi/default.nix
index eac32816cac..7ca69acb88d 100644
--- a/pkgs/development/python-modules/certifi/default.nix
+++ b/pkgs/development/python-modules/certifi/default.nix
@@ -5,21 +5,21 @@
 
 buildPythonPackage rec {
   pname = "certifi";
-  version = "2020.12.5";
+  version = "2021.5.30";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "177mdbw0livdjvp17sz6wsfrc32838m9y59v871gpgv2888raj8s";
+    sha256 = "sha256-K792/UMpYBOLPvbdo93gVE8ny/hUbEWOYLrzcZF7qe4=";
   };
 
   pythonImportsCheck = [ "certifi" ];
 
   dontUseSetuptoolsCheck = true;
 
-  meta = {
+  meta = with lib; {
     homepage = "https://certifi.io/";
     description = "Python package for providing Mozilla's CA Bundle";
-    license = lib.licenses.isc;
-    maintainers = with lib.maintainers; [ koral ];
+    license = licenses.isc;
+    maintainers = with maintainers; [ koral ];
   };
 }