diff --git a/constraints.txt b/constraints.txt
index 7f547d7be..c9f12b06d 100644
--- a/constraints.txt
+++ b/constraints.txt
@@ -13,7 +13,7 @@ greenlet==3.2.3
 h11==0.16.0
 httpcore==1.0.9
 httpx==0.28.1
-idna==3.10
+idna==3.11
 iniconfig==2.1.0
 Jinja2==2.10.3
 markdown-it-py==3.0.0