diff --git a/drivers/local/driver.go b/drivers/local/driver.go
index 3a1cd4af..e685fb1f 100644
--- a/drivers/local/driver.go
+++ b/drivers/local/driver.go
@@ -136,6 +136,9 @@ func (d *Local) MakeDir(ctx context.Context, parentDir model.Obj, dirName string
 func (d *Local) Move(ctx context.Context, srcObj, dstDir model.Obj) error {
 	srcPath := srcObj.GetPath()
 	dstPath := filepath.Join(dstDir.GetPath(), srcObj.GetName())
+	if utils.IsSubPath(srcPath, dstPath) {
+		return fmt.Errorf("the destination folder is a subfolder of the source folder")
+	}
 	err := os.Rename(srcPath, dstPath)
 	if err != nil {
 		return err
@@ -156,6 +159,9 @@ func (d *Local) Rename(ctx context.Context, srcObj model.Obj, newName string) er
 func (d *Local) Copy(ctx context.Context, srcObj, dstDir model.Obj) error {
 	srcPath := srcObj.GetPath()
 	dstPath := filepath.Join(dstDir.GetPath(), srcObj.GetName())
+	if utils.IsSubPath(srcPath, dstPath) {
+		return fmt.Errorf("the destination folder is a subfolder of the source folder")
+	}
 	var err error
 	if srcObj.IsDir() {
 		err = utils.CopyDir(srcPath, dstPath)
diff --git a/internal/op/storage.go b/internal/op/storage.go
index fc96490d..3acdc38e 100644
--- a/internal/op/storage.go
+++ b/internal/op/storage.go
@@ -242,7 +242,7 @@ func getStoragesByPath(path string) []driver.Driver {
 	storagesMap.Range(func(mountPath string, value driver.Driver) bool {
 		mountPath = utils.GetActualMountPath(mountPath)
 		// is this path
-		if utils.IsSubPath(path, mountPath) {
+		if utils.IsSubPath(mountPath, path) {
 			slashCount := strings.Count(utils.PathAddSeparatorSuffix(mountPath), "/")
 			// not the longest match
 			if slashCount > curSlashCount {
@@ -280,7 +280,7 @@ func GetStorageVirtualFilesByPath(prefix string) []model.Obj {
 	for _, v := range storages {
 		mountPath := utils.GetActualMountPath(v.GetStorage().MountPath)
 		// Exclude prefix itself and non prefix
-		if len(prefix) >= len(mountPath) || !utils.IsSubPath(mountPath, prefix) {
+		if len(prefix) >= len(mountPath) || !utils.IsSubPath(prefix, mountPath) {
 			continue
 		}
 		name := strings.SplitN(strings.TrimPrefix(mountPath[len(prefix):], "/"), "/", 2)[0]
diff --git a/pkg/utils/path.go b/pkg/utils/path.go
index 5a80d33b..9bd42a11 100644
--- a/pkg/utils/path.go
+++ b/pkg/utils/path.go
@@ -40,7 +40,7 @@ func PathEqual(path1, path2 string) bool {
 
 func IsSubPath(path string, subPath string) bool {
 	path, subPath = FixAndCleanPath(path), FixAndCleanPath(subPath)
-	return path == subPath || strings.HasPrefix(path, PathAddSeparatorSuffix(subPath))
+	return path == subPath || strings.HasPrefix(subPath, PathAddSeparatorSuffix(path))
 }
 
 func Ext(path string) string {