diff --git a/examples/nodenumber/main.go b/examples/nodenumber/main.go
index 121d639..e261632 100644
--- a/examples/nodenumber/main.go
+++ b/examples/nodenumber/main.go
@@ -96,7 +96,7 @@ func (pl *NodeNumber) PreScore(state api.CycleState, pod proto.Pod, _ api.NodeIn
 
 	klog.InfoS("execute PreScore on NodeNumber plugin", "pod", klog.KObj(pod))
 
-	podnum, ok := lastNumber(pod.Spec().GetNodeName())
+	podnum, ok := lastNumber(pod.GetName())
 	if !ok {
 		recorder.Eventf(pod, nil, "PreScore", "not match lastNumber", "Skip", "")
 		return nil // return success even if its suffix is non-number.
@@ -116,7 +116,7 @@ func (pl *NodeNumber) Score(state api.CycleState, pod proto.Pod, nodeName string
 		nodenum, ok := lastNumber(nodeName)
 		match = ok && data.(*preScoreState).podSuffixNumber == nodenum
 	} else {
-		// Match is also when there is no pod spec node name.
+		// Match is also when there is no pod name suffix.
 		match = true
 	}
 
diff --git a/examples/nodenumber/main_test.go b/examples/nodenumber/main_test.go
index 2004c05..afde1a8 100644
--- a/examples/nodenumber/main_test.go
+++ b/examples/nodenumber/main_test.go
@@ -35,11 +35,11 @@ func Test_NodeNumber(t *testing.T) {
 		{name: "empty,empty", pod: &testPod{}, nodeName: "", expectedMatch: true},
 		{name: "empty,letter", pod: &testPod{}, nodeName: "a", expectedMatch: true},
 		{name: "empty,digit", pod: &testPod{}, nodeName: "1", expectedMatch: true},
-		{name: "letter,letter", pod: &testPod{nodeName: "a"}, nodeName: "a", expectedMatch: true},
-		{name: "letter,digit", pod: &testPod{nodeName: "a"}, nodeName: "1", expectedMatch: true},
-		{name: "digit,letter", pod: &testPod{nodeName: "1"}, nodeName: "a", expectedMatch: false},
-		{name: "digit,digit", pod: &testPod{nodeName: "1"}, nodeName: "1", expectedMatch: true},
-		{name: "digit,different digit", pod: &testPod{nodeName: "1"}, nodeName: "2", expectedMatch: false},
+		{name: "letter,letter", pod: &testPod{name: "a"}, nodeName: "a", expectedMatch: true},
+		{name: "letter,digit", pod: &testPod{name: "a"}, nodeName: "1", expectedMatch: true},
+		{name: "digit,letter", pod: &testPod{name: "1"}, nodeName: "a", expectedMatch: false},
+		{name: "digit,digit", pod: &testPod{name: "1"}, nodeName: "1", expectedMatch: true},
+		{name: "digit,different digit", pod: &testPod{name: "1"}, nodeName: "2", expectedMatch: false},
 	}
 
 	for _, reverse := range []bool{false, true} {
@@ -127,7 +127,7 @@ var _ proto.Pod = &testPod{}
 
 // testPod is test data just to set the nodeName
 type testPod struct {
-	nodeName string
+	name string
 }
 
 func (t testPod) GetUid() string {
@@ -135,7 +135,7 @@ func (t testPod) GetUid() string {
 }
 
 func (t testPod) GetName() string {
-	return ""
+	return t.name
 }
 
 func (t testPod) GetNamespace() string {
@@ -163,8 +163,7 @@ func (t testPod) GetAnnotations() map[string]string {
 }
 
 func (t testPod) Spec() *protoapi.PodSpec {
-	nodeName := t.nodeName
-	return &protoapi.PodSpec{NodeName: &nodeName}
+	return &protoapi.PodSpec{}
 }
 
 func (t testPod) Status() *protoapi.PodStatus {
diff --git a/internal/e2e/scheduler_perf/wasm/nodenumber/main.go b/internal/e2e/scheduler_perf/wasm/nodenumber/main.go
index 2fb44a1..6afa175 100644
--- a/internal/e2e/scheduler_perf/wasm/nodenumber/main.go
+++ b/internal/e2e/scheduler_perf/wasm/nodenumber/main.go
@@ -97,7 +97,7 @@ func (pl *NodeNumber) EventsToRegister() []api.ClusterEvent {
 
 // PreScore implements api.PreScorePlugin
 func (pl *NodeNumber) PreScore(state api.CycleState, pod proto.Pod, _ api.NodeInfoList) *api.Status {
-	podnum, ok := lastNumber(pod.Spec().GetNodeName())
+	podnum, ok := lastNumber(pod.GetName())
 	if !ok {
 		return nil // return success even if its suffix is non-number.
 	}
@@ -113,7 +113,7 @@ func (pl *NodeNumber) Score(state api.CycleState, pod proto.Pod, nodeName string
 		nodenum, ok := lastNumber(nodeName)
 		match = ok && data.(*preScoreState).podSuffixNumber == nodenum
 	} else {
-		// Match is also when there is no pod spec node name.
+		// Match is also when there is no pod name suffix.
 		match = true
 	}