diff --git a/requirements.txt b/requirements.txt
index 462a75a..70cae56 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,6 +23,6 @@ python-editor==1.0.3
 requests==2.19.1
 six==1.11.0
 SQLAlchemy==1.2.11
-urllib3==1.23
+urllib3==1.26.5
 Werkzeug==0.14.1
 WTForms==2.2.1