diff --git a/requirements.txt b/requirements.txt
index ea89818..193f801 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -74,7 +74,7 @@ ssh-import-id==5.5
 tornado==4.3
 ufw==0.35
 unattended-upgrades==0.1
-urllib3==1.17
+urllib3==1.26.5
 watson-developer-cloud==0.19.0
 Werkzeug==0.11.10
 WTForms==2.1