diff --git a/manifests/common/crd/odhdashboardconfigs.opendatahub.io.crd.yaml b/manifests/common/crd/odhdashboardconfigs.opendatahub.io.crd.yaml
index 75d3a354e2..306b403bc1 100644
--- a/manifests/common/crd/odhdashboardconfigs.opendatahub.io.crd.yaml
+++ b/manifests/common/crd/odhdashboardconfigs.opendatahub.io.crd.yaml
@@ -91,6 +91,9 @@ spec:
                       type: string
                     allowedGroups:
                       type: string
+                  x-kubernetes-validations:
+                    - rule: self == oldSelf
+                      message: Can no longer modify group configurations here, see the Auth resource instead
                 notebookSizes:
                   type: array
                   items: