diff --git a/constraints.txt b/constraints.txt
index ca52c8f5..e433762d 100644
--- a/constraints.txt
+++ b/constraints.txt
@@ -16,7 +16,7 @@ exceptiongroup==1.3.1
 hypothesis==6.152.8
 iniconfig==2.3.0
 id==1.6.1
-idna==3.15
+idna==3.16
 imagesize==2.0.0
 importlib_metadata==9.0.0
 iniconfig==2.3.0