diff --git a/requirements.txt b/requirements.txt
index 78e34e5..9cb65f9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ pytz==2018.4
 requests==2.18.4
 service-identity==17.0.0
 six==1.11.0
-Twisted==18.4.0
+Twisted==22.1.0
 txaio==2.10.0
 urllib3==1.22
 watson-developer-cloud==1.3.4