diff --git a/requirements.txt b/requirements.txt
index 2033695..e2595d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,6 +37,6 @@ schedule
 six==1.11.0
 SQLAlchemy==1.2.12
 swagger-spec-validator==2.4.0
-urllib3==1.23
+urllib3==1.26.5
 virtualenv==16.0.0
 Werkzeug==0.14.1