diff --git a/requirements.txt b/requirements.txt
index 17c0477..b8026c3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -58,7 +58,7 @@ stevedore==1.25.0
 triangle==20170429
 typing==3.5.3.0
 tzlocal==1.4
-urllib3==1.21.1
+urllib3==1.26.5
 uuid==1.30
 virtualenv==15.1.0
 virtualenv-clone==0.2.6