diff --git a/pkg/scheduler/framework/plugins/defaultpreemption/default_preemption_test.go b/pkg/scheduler/framework/plugins/defaultpreemption/default_preemption_test.go
index cec8f0dd734..b67341a3cc5 100644
--- a/pkg/scheduler/framework/plugins/defaultpreemption/default_preemption_test.go
+++ b/pkg/scheduler/framework/plugins/defaultpreemption/default_preemption_test.go
@@ -328,21 +328,18 @@ func TestPostFilter(t *testing.T) {
 
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			cs := clientsetfake.NewSimpleClientset()
+			// index the potential victim pods in the fake client so that the victims deletion logic does not fail
+			podItems := []v1.Pod{}
+			for _, pod := range tt.pods {
+				podItems = append(podItems, *pod)
+			}
+			cs := clientsetfake.NewSimpleClientset(&v1.PodList{Items: podItems})
 			informerFactory := informers.NewSharedInformerFactory(cs, 0)
 			podInformer := informerFactory.Core().V1().Pods().Informer()
 			podInformer.GetStore().Add(tt.pod)
 			for i := range tt.pods {
 				podInformer.GetStore().Add(tt.pods[i])
 			}
-			// As we use a bare clientset above, it's needed to add a reactor here
-			// to not fail Victims deletion logic.
-			cs.PrependReactor("patch", "pods", func(action clienttesting.Action) (bool, runtime.Object, error) {
-				return true, nil, nil
-			})
-			cs.PrependReactor("delete", "pods", func(action clienttesting.Action) (bool, runtime.Object, error) {
-				return true, nil, nil
-			})
 			// Register NodeResourceFit as the Filter & PreFilter plugin.
 			registeredPlugins := []st.RegisterPluginFunc{
 				st.RegisterQueueSortPlugin(queuesort.Name, queuesort.New),