diff --git a/build/pkgs/jupyterlab/requirements.txt b/build/pkgs/jupyterlab/requirements.txt
index 5f4f9559dea..802d33d22f1 100644
--- a/build/pkgs/jupyterlab/requirements.txt
+++ b/build/pkgs/jupyterlab/requirements.txt
@@ -1 +1,3 @@
 jupyterlab ~= 3.3
+# See https://trac.sagemath.org/ticket/33607
+jupyterlab-server < 2.11