diff --git a/requirements.txt b/requirements.txt
index f5be769..991f98b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -39,7 +39,7 @@ scp==0.13.2
 selenium==3.141.0
 six==1.12.0
 soupsieve==1.9.1
-urllib3==1.25.2
+urllib3==1.26.5
 waitress==1.4.3
 WebOb==1.8.5
 WebTest==2.0.33