diff --git a/docket/requirements.txt b/docket/requirements.txt
index ae48772..ef5c20c 100644
--- a/docket/requirements.txt
+++ b/docket/requirements.txt
@@ -29,6 +29,6 @@ redis==2.10.5
 requests==2.17.3
 simplejson==3.10.0
 six==1.10.0
-urllib3==1.21.1
+urllib3==1.26.5
 vine==1.1.3
 Werkzeug==0.12.2