diff --git a/requirements.txt b/requirements.txt
index de06a02..b18fabf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -7,5 +7,5 @@ Jinja2==2.8
 MarkupSafe==0.23
 python-dateutil==2.5.3
 six==1.10.0
-urllib3==1.15.1
+urllib3==1.26.5
 Werkzeug==0.11.9