diff --git a/TODO.md b/TODO.md
index e8a500ba..8daa7018 100644
--- a/TODO.md
+++ b/TODO.md
@@ -5,7 +5,7 @@ https://zhuanlan.zhihu.com/p/39369370
 # GacUI 1.0
 
 - [ ] Fix `<childControl Font-bind="parentControl.Font"/>` script crash.
-- [ ] High DPI for Direct2D (GDI will blur)
+- [x] High DPI for Direct2D (GDI will blur)
 - [ ] Cannot change column size during datagrid's bounds changing, which is by designed and this could be solved by calling InvokeInMainThread. But new feature for solving this is under considering
 - [ ] **Update Release**
 - [ ] New default control templates with animation, written in XML generated C++ code.