diff --git a/requirements.txt b/requirements.txt
index 14784ed..1e514a0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,6 +28,6 @@ PyYAML==3.13
 requests==2.18.4
 six==1.11.0
 traitlets==4.3.2
-urllib3==1.22
+urllib3==1.26.5
 Werkzeug==0.14.1
 wordcloud==1.5.0