diff --git a/requirements.txt b/requirements.txt
index f4dfd32..85591d2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ pyzmq==18.1.0
 requests==2.22.0
 six==1.13.0
 typed-ast==1.4.0
-urllib3==1.25.7
+urllib3==1.26.5
 websocket-client==0.56.0
 Werkzeug==0.16.0
 wrapt==1.11.2