diff --git a/pkg/controller/spd/spd_indicator.go b/pkg/controller/spd/spd_indicator.go
index 9d3196f4d..f8f91178d 100644
--- a/pkg/controller/spd/spd_indicator.go
+++ b/pkg/controller/spd/spd_indicator.go
@@ -17,6 +17,7 @@ limitations under the License.
 package spd
 
 import (
+	"strings"
 	"time"
 
 	apiequality "k8s.io/apimachinery/pkg/api/equality"
@@ -192,26 +193,38 @@ func (sc *SPDController) mergeIndicatorSpec(spd *apiworkload.ServiceProfileDescr
 		util.InsertSPDExtendedIndicatorSpec(&spd.Spec, &indicator)
 	}
 
-	for i := 0; i < len(spd.Spec.BusinessIndicator); i++ {
-		if _, ok := sc.indicatorsSpecBusiness[spd.Spec.BusinessIndicator[i].Name]; !ok {
-			klog.Infof("skip spec business %v for spd %v", spd.Spec.BusinessIndicator[i].Name, spd.Name)
-			spd.Spec.BusinessIndicator = append(spd.Spec.BusinessIndicator[:i], spd.Spec.BusinessIndicator[i+1:]...)
+	// process BusinessIndicator
+	businessNew := spd.Spec.BusinessIndicator[:0]
+	for _, indicator := range spd.Spec.BusinessIndicator {
+		if shouldKeep(indicator.Name, sc.indicatorsSpecBusiness) {
+			businessNew = append(businessNew, indicator)
+		} else {
+			klog.Infof("skip spec business %v for spd %v", indicator.Name, spd.Name)
 		}
 	}
-
-	for i := 0; i < len(spd.Spec.SystemIndicator); i++ {
-		if _, ok := sc.indicatorsSpecSystem[spd.Spec.SystemIndicator[i].Name]; !ok {
-			klog.Infof("skip spec system %v for spd %v", spd.Spec.SystemIndicator[i].Name, spd.Name)
-			spd.Spec.SystemIndicator = append(spd.Spec.SystemIndicator[:i], spd.Spec.SystemIndicator[i+1:]...)
+	spd.Spec.BusinessIndicator = businessNew
+
+	// process SystemIndicator
+	systemNew := spd.Spec.SystemIndicator[:0]
+	for _, indicator := range spd.Spec.SystemIndicator {
+		if shouldKeep(indicator.Name, sc.indicatorsSpecSystem) {
+			systemNew = append(systemNew, indicator)
+		} else {
+			klog.Infof("skip spec system %v for spd %v", indicator.Name, spd.Name)
 		}
 	}
-
-	for i := 0; i < len(spd.Spec.ExtendedIndicator); i++ {
-		if _, ok := sc.indicatorsSpecExtended[spd.Spec.ExtendedIndicator[i].Name]; !ok {
-			klog.Infof("skip spec extended %v for spd %v", spd.Spec.ExtendedIndicator[i].Name, spd.Name)
-			spd.Spec.ExtendedIndicator = append(spd.Spec.ExtendedIndicator[:i], spd.Spec.ExtendedIndicator[i+1:]...)
+	spd.Spec.SystemIndicator = systemNew
+
+	// process ExtendedIndicator
+	extendedNew := spd.Spec.ExtendedIndicator[:0]
+	for _, indicator := range spd.Spec.ExtendedIndicator {
+		if shouldKeep(indicator.Name, sc.indicatorsSpecExtended) {
+			extendedNew = append(extendedNew, indicator)
+		} else {
+			klog.Infof("skip spec extended %v for spd %v", indicator.Name, spd.Name)
 		}
 	}
+	spd.Spec.ExtendedIndicator = extendedNew
 }
 
 func (sc *SPDController) mergeIndicatorStatus(spd *apiworkload.ServiceProfileDescriptor, expected apiworkload.ServiceProfileDescriptorStatus) {
@@ -219,12 +232,15 @@ func (sc *SPDController) mergeIndicatorStatus(spd *apiworkload.ServiceProfileDes
 		util.InsertSPDBusinessIndicatorStatus(&spd.Status, &indicator)
 	}
 
-	for i := 0; i < len(spd.Status.BusinessStatus); i++ {
-		if _, ok := sc.indicatorsStatusBusiness[spd.Status.BusinessStatus[i].Name]; !ok {
-			klog.Infof("skip status business %v for spd %v", spd.Status.BusinessStatus[i].Name, spd.Name)
-			spd.Status.BusinessStatus = append(spd.Status.BusinessStatus[:i], spd.Status.BusinessStatus[i+1:]...)
+	BusinessStatusNew := spd.Status.BusinessStatus[:0]
+	for _, indicator := range spd.Status.BusinessStatus {
+		if shouldKeep(indicator.Name, sc.indicatorsStatusBusiness) {
+			BusinessStatusNew = append(BusinessStatusNew, indicator)
+		} else {
+			klog.Infof("skip status business %v for spd %v", indicator.Name, spd.Name)
 		}
 	}
+	spd.Status.BusinessStatus = BusinessStatusNew
 
 	for _, aggMetrics := range expected.AggMetrics {
 		util.InsertSPDAggMetricsStatus(&spd.Status, &aggMetrics)
@@ -242,3 +258,12 @@ func (sc *SPDController) mergeIndicatorStatus(spd *apiworkload.ServiceProfileDes
 		}
 	}
 }
+
+func shouldKeep[K ~string](name K, validMap map[K]interface{}) bool {
+	for key := range validMap {
+		if strings.HasPrefix(string(name), string(key)) {
+			return true
+		}
+	}
+	return false
+}
diff --git a/pkg/controller/spd/spd_test.go b/pkg/controller/spd/spd_test.go
index 927f0d535..781a81814 100644
--- a/pkg/controller/spd/spd_test.go
+++ b/pkg/controller/spd/spd_test.go
@@ -969,7 +969,7 @@ func TestIndicatorUpdater(t *testing.T) {
 					Current: &current,
 				},
 				{
-					Name:    "system-2",
+					Name:    "business-2",
 					Current: &current,
 				},
 			},
@@ -1067,7 +1067,7 @@ func TestIndicatorUpdater(t *testing.T) {
 		Status: apiworkload.ServiceProfileDescriptorStatus{
 			BusinessStatus: []apiworkload.ServiceBusinessIndicatorStatus{
 				{
-					Name:    "system-2",
+					Name:    "business-2",
 					Current: &value,
 				},
 			},
@@ -1246,11 +1246,11 @@ func TestIndicatorUpdater(t *testing.T) {
 	sc.indicatorManager.UpdateBusinessIndicatorStatus(
 		nn, []apiworkload.ServiceBusinessIndicatorStatus{
 			{
-				Name:    "system-1",
+				Name:    "business-1",
 				Current: &value,
 			},
 			{
-				Name:    "system-2",
+				Name:    "business-2",
 				Current: &value,
 			},
 		},