diff --git a/requirements.txt b/requirements.txt
index 1843b8c..91494aa 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,6 +15,6 @@ requests==2.22.0
 setuptools==41.6.0
 six==1.12.0
 typed-ast==1.4.0
-urllib3==1.25.3
+urllib3==1.25.8
 wheel==0.33.6
 wrapt==1.11.2