diff --git a/setup.cfg b/setup.cfg
index c37386286..074cf9619 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -20,6 +20,7 @@ classifiers =
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.9
     Programming Language :: Python :: 3.10
+    Programming Language :: Python :: 3.11
     Topic :: Security :: Cryptography
     Topic :: System :: Archiving :: Backup
 platforms = Linux, MacOS X, FreeBSD, OpenBSD, NetBSD