diff --git a/jupyter/overlays/test/sunet/kustomization.yaml b/jupyter/overlays/test/sunet/kustomization.yaml
index 6cdd2c8..20bb8dd 100644
--- a/jupyter/overlays/test/sunet/kustomization.yaml
+++ b/jupyter/overlays/test/sunet/kustomization.yaml
@@ -7,7 +7,7 @@ helmCharts:
     name: jupyterhub
     releaseName: sunet-jupyterhub
     valuesFile: ./values/values.yaml
-    version: 3.2.1
+    version: 4.0.0
     namespace: sunet-jupyterhub
 helmGlobals:
   chartHome: ../../../base/charts/