diff --git a/appengine/initiator/requirements.txt b/appengine/initiator/requirements.txt
index 4e3cb7a..e285a34 100644
--- a/appengine/initiator/requirements.txt
+++ b/appengine/initiator/requirements.txt
@@ -28,5 +28,5 @@ pytz==2019.3
 requests==2.22.0
 rsa==4.0
 six==1.12.0
-urllib3==1.25.6
+urllib3==1.26.19
 werkzeug==0.16.0