diff --git a/TODO.md b/TODO.md
index a10dc415..8ad3d3ff 100644
--- a/TODO.md
+++ b/TODO.md
@@ -5,7 +5,7 @@ https://zhuanlan.zhihu.com/p/39369370
 # GacUI 1.0
 
 - [ ] Move `CopyStream`(GacUI) and `GenerateToStream`(Workflow) to Vlpp and refactor in everywhere including using or copying.
-- [ ] Add partial ordering to Vlpp and refactor
+- [x] Add partial ordering to Vlpp and refactor
   - [ ] CodePack `SortDependencies` function
   - [ ] Workflow `WfCppConfig::SortInternal` function
   - [ ] Workflow `PostCollect` function