diff --git a/pkgs/development/python-modules/gevent/default.nix b/pkgs/development/python-modules/gevent/default.nix
index 195255e652b7..d75192cf3935 100644
--- a/pkgs/development/python-modules/gevent/default.nix
+++ b/pkgs/development/python-modules/gevent/default.nix
@@ -24,12 +24,12 @@
 
 buildPythonPackage rec {
   pname = "gevent";
-  version = "25.5.1";
+  version = "25.9.1";
   pyproject = true;
 
   src = fetchPypi {
     inherit pname version;
-    hash = "sha256-WCyUj6miMYi4kNC8Ewc0pQbQOaLlrYfa4nakVsxoPmE=";
+    hash = "sha256-rfnNVS3kSk5nVMUf8ueNkZO3+m6rEj25V4ohDmVyNd0=";
   };
 
   build-system = [