diff --git a/cmd/backup-controller/main.go b/cmd/backup-controller/main.go
index 3278ecf7..bbb92790 100644
--- a/cmd/backup-controller/main.go
+++ b/cmd/backup-controller/main.go
@@ -29,6 +29,8 @@ import (
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	clientgoscheme "k8s.io/client-go/kubernetes/scheme"
 	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/cache"
+	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/healthz"
 	"sigs.k8s.io/controller-runtime/pkg/log/zap"
 	"sigs.k8s.io/controller-runtime/pkg/metrics/filters"
@@ -134,6 +136,11 @@ func main() {
 		HealthProbeBindAddress: probeAddr,
 		LeaderElection:         enableLeaderElection,
 		LeaderElectionID:       "core.backups.cozystack.io",
+		Cache: cache.Options{
+			ByObject: map[client.Object]cache.ByObject{
+				&backupsv1alpha1.BackupClass{}: {},
+			},
+		},
 		// LeaderElectionReleaseOnCancel defines if the leader should step down voluntarily
 		// when the Manager ends. This requires the binary to immediately end when the
 		// Manager is stopped, otherwise, this setting is unsafe. Setting this significantly
diff --git a/cmd/backupstrategy-controller/main.go b/cmd/backupstrategy-controller/main.go
index 61edc40a..68b33902 100644
--- a/cmd/backupstrategy-controller/main.go
+++ b/cmd/backupstrategy-controller/main.go
@@ -29,6 +29,8 @@ import (
 	utilruntime "k8s.io/apimachinery/pkg/util/runtime"
 	clientgoscheme "k8s.io/client-go/kubernetes/scheme"
 	ctrl "sigs.k8s.io/controller-runtime"
+	"sigs.k8s.io/controller-runtime/pkg/cache"
+	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/healthz"
 	"sigs.k8s.io/controller-runtime/pkg/log/zap"
 	"sigs.k8s.io/controller-runtime/pkg/metrics/filters"
@@ -130,6 +132,11 @@ func main() {
 		HealthProbeBindAddress: probeAddr,
 		LeaderElection:         enableLeaderElection,
 		LeaderElectionID:       "strategy.backups.cozystack.io",
+		Cache: cache.Options{
+			ByObject: map[client.Object]cache.ByObject{
+				&backupsv1alpha1.BackupClass{}: {},
+			},
+		},
 		// LeaderElectionReleaseOnCancel defines if the leader should step down voluntarily
 		// when the Manager ends. This requires the binary to immediately end when the
 		// Manager is stopped, otherwise, this setting is unsafe. Setting this significantly
diff --git a/internal/backupcontroller/backupjob_controller.go b/internal/backupcontroller/backupjob_controller.go
index c04ec85d..58294972 100644
--- a/internal/backupcontroller/backupjob_controller.go
+++ b/internal/backupcontroller/backupjob_controller.go
@@ -14,10 +14,7 @@ import (
 	ctrl "sigs.k8s.io/controller-runtime"
 	"sigs.k8s.io/controller-runtime/pkg/client"
 	"sigs.k8s.io/controller-runtime/pkg/client/apiutil"
-	"sigs.k8s.io/controller-runtime/pkg/handler"
 	"sigs.k8s.io/controller-runtime/pkg/log"
-	"sigs.k8s.io/controller-runtime/pkg/reconcile"
-	"sigs.k8s.io/controller-runtime/pkg/source"
 
 	strategyv1alpha1 "github.com/cozystack/cozystack/api/backups/strategy/v1alpha1"
 	backupsv1alpha1 "github.com/cozystack/cozystack/api/backups/v1alpha1"
@@ -116,27 +113,5 @@ func (r *BackupJobReconciler) SetupWithManager(mgr ctrl.Manager) error {
 	}
 	return ctrl.NewControllerManagedBy(mgr).
 		For(&backupsv1alpha1.BackupJob{}).
-		// Requeue BackupJobs when their referenced BackupClass changes
-		WatchesRawSource(source.Kind(
-			mgr.GetCache(),
-			&backupsv1alpha1.BackupClass{},
-			handler.TypedEnqueueRequestsFromMapFunc(func(ctx context.Context, bc *backupsv1alpha1.BackupClass) []reconcile.Request {
-				var jobs backupsv1alpha1.BackupJobList
-				if err := r.List(ctx, &jobs, client.MatchingFields{"spec.backupClassName": bc.Name}); err != nil {
-					return nil
-				}
-
-				reqs := make([]reconcile.Request, 0, len(jobs.Items))
-				for _, job := range jobs.Items {
-					reqs = append(reqs, reconcile.Request{
-						NamespacedName: types.NamespacedName{
-							Namespace: job.Namespace,
-							Name:      job.Name,
-						},
-					})
-				}
-				return reqs
-			}),
-		)).
 		Complete(r)
 }