diff --git a/notes.md b/notes.md
index 9a4af8b..6963736 100644
--- a/notes.md
+++ b/notes.md
@@ -26,10 +26,10 @@ development board.
 - [X] Remove Unity test framework stuff.
 - [X] Remove HAL stuff.
 - [X] Remove doxygen stuff from toolchain file.
-- [ ] Check through debuging flags in toolchain file.
+- [X] Check through debuging flags in toolchain file.
 
 ## Questions
 
-- [ ] What is semi-hosting in stm32 context.
-- [ ] What are mthumb or thumb?
+- [X] What is semi-hosting in stm32 context.
+- [X] What are mthumb or thumb?
 - [ ]