diff --git a/pkg/buckets/buckets_test.go b/pkg/buckets/buckets_test.go
index fa0191a..0168871 100644
--- a/pkg/buckets/buckets_test.go
+++ b/pkg/buckets/buckets_test.go
@@ -43,6 +43,8 @@ func TestUnlimitBucket(t *testing.T) {
 	for _, ts := range tt {
 		t.Run(ts.Name, func(t *testing.T) {
 			bucket := UnlimitBucket{}
+			bucket.start = time.Time{}
+			bucket.end = time.Now()
 
 			for _, f := range ts.Files {
 				err := bucket.AddFile(f)