diff --git a/requirements.txt b/requirements.txt
index 2f733558..4a8b1ae6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 netaddr>=0.7.13
 tftpy>=0.6.1
 pycrypto>=2.6.1
-Twisted==15.5.0
+Twisted==23.8.0
 pyasn1>=0.1.7