diff --git a/pkgs/development/python-modules/asn1/default.nix b/pkgs/development/python-modules/asn1/default.nix
index 6b406b13961b..ed96c8e4df5d 100644
--- a/pkgs/development/python-modules/asn1/default.nix
+++ b/pkgs/development/python-modules/asn1/default.nix
@@ -9,7 +9,7 @@
 
 buildPythonPackage rec {
   pname = "asn1";
-  version = "2.7.0";
+  version = "2.7.1";
   format = "setuptools";
 
   disabled = pythonOlder "3.7";
@@ -18,7 +18,7 @@ buildPythonPackage rec {
     owner = "andrivet";
     repo = "python-asn1";
     rev = "refs/tags/v${version}";
-    hash = "sha256-pXLG2Mkrv6EeJn6Dk+SefzNtrPdQ6of95LbVTKjTADQ=";
+    hash = "sha256-xdkSJIe7qmz0Zu5IZ3Rl/h4v2j3YFrm1gz7lsNQ0ORs=";
   };
 
   propagatedBuildInputs = [ future ];