diff --git a/requirements.txt b/requirements.txt
index 8ca0b63..c355af5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -78,7 +78,7 @@ termcolor==1.1.0
 toml==0.10.0
 tox==3.12.1
 unicorn==1.0.1
-urllib3==1.24.3
+urllib3==1.26.5
 virtualenv==16.6.0
 Werkzeug==0.15.3
 WTForms==2.2.1