diff --git a/playground/release/sources/setup.py b/playground/release/sources/setup.py
index 0629226..364305a 100644
--- a/playground/release/sources/setup.py
+++ b/playground/release/sources/setup.py
@@ -87,7 +87,7 @@
         ],
     },
     install_requires=[
-        'Twisted==20.3.0',
+        'Twisted==23.8.0',
         'zope.interface',
         'cryptography',
         'pycryptodomex',