diff --git a/requirements.txt b/requirements.txt
index 5018038..91cb5e5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -18,4 +18,4 @@ pycodestyle==2.3.1
 pyflakes==1.6.0
 pytz==2018.5
 requests==2.19.1
-urllib3==1.23
+urllib3==1.26.5