diff --git a/requirements.txt b/requirements.txt
index 08188da..f8abfc6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,6 +12,6 @@ MarkupSafe==1.0
 pyodbc==4.0.24
 six==1.11.0
 tzlocal==1.5.1
-urllib3==1.24.1
+urllib3==1.26.5
 vine==1.2.0
 Werkzeug==0.14.1