diff --git a/requirements.txt b/requirements.txt
index 48b9a19..4e94ad3 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,5 +19,5 @@ PyYAML==3.12
 requests==2.20.0
 six==1.11.0
 tornado==5.0.2
-urllib3==1.22
+urllib3==1.26.5
 Werkzeug==0.14.1