diff --git a/requirements.txt b/requirements.txt
index 655e575..92185a4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,6 +19,6 @@ six==1.13.0
 toml==0.10.0
 tox==3.14.3
 tox-travis==0.12
-urllib3==1.25.7
+urllib3==1.25.8
 virtualenv==16.7.9
 wcwidth==0.1.8