diff --git a/web_app/requirements.txt b/web_app/requirements.txt
index 1780e15b..fa2eea1b 100644
--- a/web_app/requirements.txt
+++ b/web_app/requirements.txt
@@ -19,7 +19,7 @@ Flask-WTF==1.2.1;python_version>="3.8"
 Flask-WTF==1.1.1;python_version<"3.8"
 greenlet==3.0.1
 h11==0.14.0
-idna==3.4
+idna==3.7
 importlib-metadata==6.7.0;python_version<"3.8"
 itsdangerous==2.1.2
 Jinja2==3.1.2