diff --git a/requirements.txt b/requirements.txt
index cd9c75cd..1df836a1 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -31,7 +31,7 @@ gunicorn==23.0.0
 gitpython==3.1.50
 httplib2==0.19.0
 hvac==0.10.5
-idna==3.7
+idna==3.15
 influxdb==5.3.1
 ipaddress==1.0.23
 ipython-genutils==0.2.0