diff --git a/requirements.txt b/requirements.txt
index 56502e4..e5e6902 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -20,6 +20,6 @@ PyYAML==5.1
 requests==2.21.0
 six==1.12.0
 tornado==6.0.2
-urllib3==1.24.1
+urllib3==1.26.5
 Werkzeug==0.15.2
 wrapt==1.11.1