diff --git a/requirements.txt b/requirements.txt
index 654ffa7..0944b1d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ Pillow==2.6.0
 PyYAML==3.11
 Pygments==1.6
 South==0.8
-Twisted==13.2.0
+Twisted==22.2.0
 WebOb==1.4
 Werkzeug==0.9.6
 altgraph==0.10.2