diff --git a/requirements.txt b/requirements.txt
index c53c30e..acf7348 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -56,7 +56,7 @@ singledispatch==3.4.0.3
 six==1.11.0
 SQLAlchemy==1.1.15
 typing==3.5.3.0
-urllib3==1.22
+urllib3==1.26.5
 visitor==0.1.3
 webencodings==0.5.1
 Werkzeug==0.13