diff --git a/requirements.txt b/requirements.txt
index df55b05..61c70f2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -11,5 +11,5 @@ Jinja2==2.10
 MarkupSafe==1.0
 requests==2.19.1
 six==1.11.0
-urllib3==1.23
+urllib3==1.26.5
 Werkzeug==0.14.1