diff --git a/pkg/operator/operator.go b/pkg/operator/operator.go
index 7246f0406..44306fcf5 100644
--- a/pkg/operator/operator.go
+++ b/pkg/operator/operator.go
@@ -30,6 +30,7 @@ import (
 	mp "github.com/aquasecurity/trivy/pkg/policy"
 	"github.com/bluele/gcache"
 	corev1 "k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/cli-runtime/pkg/genericclioptions"
 	"k8s.io/client-go/kubernetes"
 	ctrl "sigs.k8s.io/controller-runtime"
@@ -73,6 +74,23 @@ func Start(ctx context.Context, buildInfo trivyoperator.BuildInfo, operatorConfi
 				},
 			},
 		},
+		Cache: cache.Options{
+			DefaultTransform: func(obj interface{}) (interface{}, error) {
+				obj, err := cache.TransformStripManagedFields()(obj)
+				if err != nil {
+					return obj, err
+				}
+				if metaObj, ok := obj.(metav1.ObjectMetaAccessor); ok {
+					annotations := metaObj.GetObjectMeta().GetAnnotations()
+					if annotations != nil {
+						delete(annotations, "kubectl.kubernetes.io/last-applied-configuration")
+						metaObj.GetObjectMeta().SetAnnotations(annotations)
+					}
+				}
+
+				return obj, nil
+			},
+		},
 		Controller: controllerconfig.Controller{SkipNameValidation: &skipNameValidation},
 	}