diff --git a/pkgs/development/python-modules/zeroconf/default.nix b/pkgs/development/python-modules/zeroconf/default.nix
index ad84bdd1c566..edd5819177ee 100644
--- a/pkgs/development/python-modules/zeroconf/default.nix
+++ b/pkgs/development/python-modules/zeroconf/default.nix
@@ -10,7 +10,7 @@
 
 buildPythonPackage rec {
   pname = "zeroconf";
-  version = "0.33.4";
+  version = "0.34.3";
   format = "setuptools";
   disabled = pythonOlder "3.6";
 
@@ -19,7 +19,7 @@ buildPythonPackage rec {
     owner = "jstasiak";
     repo = "python-zeroconf";
     rev = version;
-    sha256 = "sha256-ld8Mo465fJTVNSv6YvKcsPafiIij4PEmeycWB3M3ewU=";
+    sha256 = "sha256-HJSqQl7dd8sN490lqGHWg6QiJblGKKlVMn7UJDQb7ZA=";
   };
 
   propagatedBuildInputs = [