diff --git a/pkg/fs/fs.go b/pkg/fs/fs.go
index 932ca2d..742a215 100644
--- a/pkg/fs/fs.go
+++ b/pkg/fs/fs.go
@@ -84,6 +84,7 @@ func (fs *FS) StatWithOffline(name string) (fi stdfs.FileInfo, offline bool, err
 		return
 	}
 	fi, err = f.Stat()
+	f.Close()
 	offline = f.offline
 	return
 }
@@ -131,11 +132,13 @@ func (fs *FS) open(name string, stat bool) (f *File, err error) {
 	}
 	sfi, err := sf.Stat()
 	if err != nil {
+		sf.Close()
 		log.Error(err, "error stat source file")
 		return
 	}
 	if sfi.IsDir() || stat {
 		if empty, err := dirEmpty(sf.Name()); empty && err == nil {
+			sf.Close()
 			sf, err = os.Open(dp)
 			offline = true
 			log.V(2).Info("dir offline mode", "path", dp)