diff --git a/pkg/controller/standard.oam.dev/v1alpha1/rollout/utils.go b/pkg/controller/standard.oam.dev/v1alpha1/rollout/utils.go
index 6178b9598..5d5a8e22d 100644
--- a/pkg/controller/standard.oam.dev/v1alpha1/rollout/utils.go
+++ b/pkg/controller/standard.oam.dev/v1alpha1/rollout/utils.go
@@ -114,6 +114,7 @@ func HandleReplicas(ctx context.Context, rolloutComp string, c client.Client) as
 				klog.InfoS("assemble force set workload replicas to 0", "Kind", u.GetKind(), "name", u.GetName())
 				return nil
 			}
+			klog.Errorf("fail to get workload %s: %v", u.GetName(), err)
 			return err
 		}
 		// the workload already exist, we cannot reset the replicas with manifest
@@ -122,6 +123,7 @@ func HandleReplicas(ctx context.Context, rolloutComp string, c client.Client) as
 		wlpv := fieldpath.Pave(workload.UnstructuredContent())
 		replicas, err := wlpv.GetInteger(replicasFieldPath)
 		if err != nil {
+			klog.Errorf("fail to get `spec.replicas` field from workload %s: %v", u.GetName(), err)
 			return err
 		}
 		if err = pv.SetNumber(replicasFieldPath, float64(replicas)); err != nil {
diff --git a/runtime/rollout/charts/templates/vela-runtime-rollout.yaml b/runtime/rollout/charts/templates/vela-runtime-rollout.yaml
index 1fb0fa2f2..0999c8cbf 100644
--- a/runtime/rollout/charts/templates/vela-runtime-rollout.yaml
+++ b/runtime/rollout/charts/templates/vela-runtime-rollout.yaml
@@ -49,6 +49,8 @@ rules:
   - apiGroups:
       - "apps"
     resources:
+      - statefulsets
+      - statefulsets/status
       - deployments
       - deployments/status
       - controllerrevisions