diff --git a/requirements.txt b/requirements.txt
index 6aae8b7..b344a23 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,7 +30,7 @@ Flask-Script==2.0.6
 Flask-SQLAlchemy==2.5.1
 Flask-WTF==1.0.1
 greenlet==1.1.3
-idna==3.4
+idna==3.15
 importlib-metadata==4.12.0
 importlib-resources==5.9.0
 inflection==0.5.1