diff --git a/requirements.txt b/requirements.txt
index b5ec2cb..50f1314 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -19,7 +19,7 @@ h2==4.1.0
 hpack==4.0.0
 hypercorn==0.14.4
 hyperframe==6.0.1
-idna==3.4
+idna==3.7
 itsdangerous==2.1.2
 Jinja2==3.1.3
 lxml==4.9.3