diff --git a/deployments/ischool/image/environment.yml b/deployments/ischool/image/environment.yml
index 3dadba08c..3735d9a1a 100644
--- a/deployments/ischool/image/environment.yml
+++ b/deployments/ischool/image/environment.yml
@@ -6,6 +6,10 @@ channels:
 dependencies:
 - syncthing==1.25.0
 - jupyter-rsession-proxy==2.2.0
+# https://github.com/berkeley-dsep-infra/datahub/issues/5251
+- nodejs=16 # code-server requires node < 17
+- jupyter-vscode-proxy==0.5
+- code-server==4.10.1
 # bug w/notebook and traitlets: https://github.com/jupyter/notebook/issues/7048
 - traitlets=5.9.*
 - pip: