diff --git a/requirements.txt b/requirements.txt
index 5bf3a0b..f25bdb2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,5 +19,5 @@ pyparsing==2.1.10
 rsa==3.4.2
 six==1.10.0
 uritemplate==3.0.0
-urllib3==1.23
+urllib3==1.26.5
 Werkzeug==0.11.15