diff --git a/4 Qualifying Exam/1 Managing Stuff/0. QE To Do List.md b/4 Qualifying Exam/1 Managing Stuff/0. QE To Do List.md
index 2ea669e61..508045523 100644
--- a/4 Qualifying Exam/1 Managing Stuff/0. QE To Do List.md	
+++ b/4 Qualifying Exam/1 Managing Stuff/0. QE To Do List.md	
@@ -46,7 +46,7 @@
 - [x] Goals and Outcomes Slide ✅ 2024-12-02
 - [x] Robust Control Foundations ✅ 2024-12-02
 - [x] Struct. Vs. Unstruct ✅ 2024-12-02
-- [/] Disk Based Unc
+- [x] Disk Based Unc ✅ 2024-12-05
 - [x] Current Limits ✅ 2024-12-02
 - [/] Diffusion models as a solution
 - [/] Diffusion models in eng.