diff --git a/config/clusters/cloudbank/chabot.values.yaml b/config/clusters/cloudbank/chabot.values.yaml
index b9b4d4d0a8..930c98592a 100644
--- a/config/clusters/cloudbank/chabot.values.yaml
+++ b/config/clusters/cloudbank/chabot.values.yaml
@@ -41,6 +41,7 @@ jupyterhub:
               username_claim: "email"
             allowed_domains:
               - chabotcollege.edu
+              - zonemail.clpccd.edu
       Authenticator:
         admin_users:
           - ericvd@berkeley.edu