diff --git a/requirements.txt b/requirements.txt
index d908822..5e5c626 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ Adafruit-PureIO==1.1.9
 cffi==1.15.0
 click==8.1.3
 Flask==2.3.2
-idna==2.2
+idna==3.7
 importlib-metadata==4.11.4
 itsdangerous==2.1.2
 Jinja2==3.1.3