diff --git a/app/requirements.txt b/app/requirements.txt
index 315b2e0..cc6eb76 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -13,6 +13,6 @@ pycparser==2.17
 requests==2.17.3
 schedule==0.4.3
 six==1.10.0
-urllib3==1.21.1
+urllib3==1.26.5
 websocket==0.2.1
 websocket-client==0.40.0