diff --git a/TODO.md b/TODO.md
index 31681ee..ba96960 100644
--- a/TODO.md
+++ b/TODO.md
@@ -2,10 +2,10 @@ To-Do List
 ==========
 
 ## v0.2
-- [ ] Error handling
+- [ ] Error handling (when entering invalid data types)
 - [ ] Make database contain data for all classes
 - [ ] Flexible mandatory subjects
 
-## v1.0
-- [ ] make main() purely functional
-- [ ] timetable editor
+## v0.3
+- [ ] make main() functional
+- [ ] timetable editor (add & remove lessons, view timetable)