diff --git a/config/clusters/utoronto/default-staging.values.yaml b/config/clusters/utoronto/default-staging.values.yaml
index 4f4d03f523..632a1ac651 100644
--- a/config/clusters/utoronto/default-staging.values.yaml
+++ b/config/clusters/utoronto/default-staging.values.yaml
@@ -7,6 +7,9 @@ jupyterhub:
   custom:
     homepage:
       gitRepoBranch: "utoronto-staging"
+  singleuser:
+    image:
+      tag: "178819e05792"
   hub:
     config:
       CILogonOAuthenticator: