diff --git a/requirements.txt b/requirements.txt
index 0d1619e..2d04d12 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -67,7 +67,7 @@ fonttools==4.43.1
     # via matplotlib
 fqdn==1.5.1
     # via jsonschema
-idna==3.4
+idna==3.15
     # via
     #   anyio
     #   jsonschema