diff --git a/pyproject.toml b/pyproject.toml
index d6c8778a8..b58c8b2bf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,6 @@ dependencies = [
     "jupyter_server>=1.12,<2",
     "jupyterlab<4",
     "jupyterlab_server",
-    "MarkupSafe<2.2.0",
     "nbclassic<0.5.0",
     "nbclient>=0.6.1",
     "nbconvert>=6",