diff --git a/requirements.txt b/requirements.txt
index 22ab13e..2fec6d7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -37,7 +37,7 @@ PyYAML==3.13
 requests==2.19.1
 six==1.11.0
 typed-ast==1.1.0
-urllib3==1.23
+urllib3==1.26.5
 validate-email==1.3
 Werkzeug==0.14.1
 wrapt==1.10.11