diff --git a/requirements.txt b/requirements.txt
index 3160679..8cee10c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,6 +15,6 @@ requests==2.18.4
 scikit-learn==0.19.2
 scipy==1.1.0
 six==1.11.0
-urllib3==1.22
+urllib3==1.26.5
 Werkzeug==0.14.1