diff --git a/assets b/assets
index 335880b..f2e1195 160000
--- a/assets
+++ b/assets
@@ -1 +1 @@
-Subproject commit 335880b776326f9f0fcf1c4b3d99d4cfb82303b3
+Subproject commit f2e11958738434c5a14547f21b6e78d7f3aec6fe
diff --git a/pkg/filesystem/manage.go b/pkg/filesystem/manage.go
index 97050ef..724b250 100644
--- a/pkg/filesystem/manage.go
+++ b/pkg/filesystem/manage.go
@@ -379,10 +379,14 @@ func (fs *FileSystem) listObjects(ctx context.Context, parent string, files []mo
 // CreateDirectory 根据给定的完整创建目录，支持递归创建。如果目录已存在，则直接
 // 返回已存在的目录。
 func (fs *FileSystem) CreateDirectory(ctx context.Context, fullPath string) (*model.Folder, error) {
-	if fullPath == "/" || fullPath == "." || fullPath == "" {
+	if fullPath == "." || fullPath == "" {
 		return nil, ErrRootProtected
 	}
 
+	if fullPath == "/" {
+		return fs.User.Root()
+	}
+
 	// 获取要创建目录的父路径和目录名
 	fullPath = path.Clean(fullPath)
 	base := path.Dir(fullPath)
diff --git a/service/callback/upload.go b/service/callback/upload.go
index fb94675..fcb3f49 100644
--- a/service/callback/upload.go
+++ b/service/callback/upload.go
@@ -179,7 +179,7 @@ func (service *OneDriveCallback) PreProcess(c *gin.Context) serializer.Response
 		isSizeCheckFailed = false
 	}
 
-	if isSizeCheckFailed || info.GetSourcePath() != actualPath {
+	if isSizeCheckFailed || !strings.EqualFold(info.GetSourcePath(), actualPath) {
 		fs.Handler.(onedrive.Driver).Client.Delete(context.Background(), []string{info.GetSourcePath()})
 		return serializer.Err(serializer.CodeUploadFailed, "文件信息不一致", err)
 	}