diff --git a/pkgs/development/interpreters/python/default.nix b/pkgs/development/interpreters/python/default.nix
index a4364b77c1f5..ad187c91e9f4 100644
--- a/pkgs/development/interpreters/python/default.nix
+++ b/pkgs/development/interpreters/python/default.nix
@@ -20,10 +20,10 @@
       sourceVersion = {
         major = "3";
         minor = "11";
-        patch = "8";
+        patch = "9";
         suffix = "";
       };
-      hash = "sha256-ngYAjIkBkkOVvB2jA+rFZ6cprgErqhgqs5Jp9lA4O7M=";
+      hash = "sha256-mx6JZSP8UQaREmyGRAbZNgo9Hphqy9pZzaV7Wr2kW4c=";
     };
   };