diff --git a/models/migration.go b/models/migration.go
index a2ce8b4..6a0eae1 100644
--- a/models/migration.go
+++ b/models/migration.go
@@ -66,9 +66,6 @@ func addDefaultPolicy() {
 			DirNameRule:        "uploads/{uid}/{path}",
 			FileNameRule:       "{uid}_{randomkey8}_{originname}",
 			IsOriginLinkEnable: false,
-			OptionsSerialized: PolicyOption{
-				FileType: []string{},
-			},
 		}
 		if err := DB.Create(&defaultPolicy).Error; err != nil {
 			util.Log().Panic("无法创建初始存储策略, %s", err)
diff --git a/pkg/crontab/collect.go b/pkg/crontab/collect.go
index 6d504bc..16fb01d 100644
--- a/pkg/crontab/collect.go
+++ b/pkg/crontab/collect.go
@@ -30,7 +30,7 @@ func collectArchiveFile() {
 	// 列出文件
 	root := filepath.Join(tempPath, "archive")
 	err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
-		if err != nil && !info.IsDir() &&
+		if err == nil && !info.IsDir() &&
 			strings.HasPrefix(filepath.Base(path), "archive_") &&
 			time.Now().Sub(info.ModTime()).Seconds() > float64(expires) {
 			util.Log().Debug("删除过期打包下载临时文件 [%s]", path)