diff --git a/pkg/controller/garbagecollector/garbagecollector_test.go b/pkg/controller/garbagecollector/garbagecollector_test.go
index 4909eac8c07..be1c900e629 100644
--- a/pkg/controller/garbagecollector/garbagecollector_test.go
+++ b/pkg/controller/garbagecollector/garbagecollector_test.go
@@ -298,8 +298,9 @@ func TestProcessEvent(t *testing.T) {
 				uidToNode: make(map[types.UID]*node),
 			},
 			gc: &GarbageCollector{
-				dirtyQueue: workqueue.NewTimedWorkQueue(),
-				clock:      clock.RealClock{},
+				dirtyQueue:       workqueue.NewTimedWorkQueue(),
+				clock:            clock.RealClock{},
+				absentOwnerCache: NewUIDCache(2),
 			},
 		}
 		for i := 0; i < len(scenario.events); i++ {