diff --git a/python/pytt/requirements.txt b/python/pytt/requirements.txt
index 9cfbf05..ea1dd4f 100644
--- a/python/pytt/requirements.txt
+++ b/python/pytt/requirements.txt
@@ -17,5 +17,5 @@ selenium==3.141.0
 six==1.12.0
 soupsieve==1.9.3
 tzlocal==2.0.0
-urllib3==1.25.3
+urllib3==1.26.5
 Werkzeug==0.15.5