diff --git a/requirements.txt b/requirements.txt
index 13514ed..7952b07 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,7 +32,7 @@ scipy==1.3.1
 six==1.10.0
 stevedore==1.30.1
 unattended-upgrades==0.1
-urllib3==1.25.3
+urllib3==1.26.5
 virtualenv==16.5.0
 virtualenv-clone==0.5.3
 virtualenvwrapper==4.8.4