diff --git a/requirements.txt b/requirements.txt
index 5b32634..da9a927 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ pylint==1.9.1
 pytz==2018.4
 requests==2.18.4
 six==1.11.0
-urllib3==1.22
+urllib3==1.26.5
 Werkzeug==0.14.1
 wrapt==1.10.11
 yarg==0.1.9