diff --git a/requirements.txt b/requirements.txt
index d5a2a19..8120c13 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,6 +32,6 @@ service-identity==17.0.0
 six==1.11.0
 stem==1.7.0
 Twisted==19.7.0
-urllib3==1.24.1
+urllib3==1.26.5
 w3lib==1.19.0
 zope.interface==4.6.0