diff --git a/requirements.txt b/requirements.txt
index 400ef82..2fa5e2a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -10,7 +10,7 @@ jsonschema==2.6.0
 MarkupSafe==1.1.0
 twilio==6.24.0
 unicodecsv==0.14.1
-urllib3==1.24.2
+urllib3==1.26.5
 virtualenv==16.2.0
 webencodings==0.5.1
 Werkzeug==0.15.3