diff --git a/requirements.txt b/requirements.txt
index d27a47b..e37e71f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -16,6 +16,6 @@ pysolr==3.6.0
 python-dateutil==2.6.1
 requests==2.18.4
 six==1.11.0
-urllib3==1.22
+urllib3==1.26.5
 watson-developer-cloud==1.0.0
 Werkzeug==0.12.2