diff --git a/pyproject.toml b/pyproject.toml
index aed59b7..187a55a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -22,7 +22,7 @@ dependencies = [
     "h11==0.16.0",
     "httpcore==1.0.9",
     "httpx==0.28.1",
-    "idna==3.15",
+    "idna==3.16",
     "oauthlib==3.3.1",
     "oead==1.2.9.post4",
     "pendulum==3.2.0",