diff --git a/notebook_python/requirements_notebook.txt b/notebook_python/requirements_notebook.txt
index a3fb784..f307b2c 100644
--- a/notebook_python/requirements_notebook.txt
+++ b/notebook_python/requirements_notebook.txt
@@ -22,7 +22,7 @@ fqdn==1.5.1
 h11==0.16.0
 httpcore==1.0.9
 httpx==0.28.1
-idna==3.10
+idna==3.15
 ipykernel==6.30.1
 ipython==9.6.0
 ipython_pygments_lexers==1.1.1