diff --git a/requirements.txt b/requirements.txt
index bb8a74c..24df602 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -17,7 +17,7 @@ psutil==5.7.0
 pyzmq==19.0.1
 requests==2.24.0
 six==1.15.0
-urllib3==1.25.9
+urllib3==1.26.5
 Werkzeug==1.0.1
 zope.event==4.4
 zope.interface==5.1.0