diff --git a/Übung: Clean Code/Student Grade Calculator.py b/Übung: Clean Code/Student Grade Calculator.py
index e650a1c..e98ca32 100644
--- a/Übung: Clean Code/Student Grade Calculator.py	
+++ b/Übung: Clean Code/Student Grade Calculator.py	
@@ -46,7 +46,7 @@ doeverything (z,70,75,80,72,78)
 [x] Code structure and indentation
 [x] Magic numbers and constants
 [x] Function length and single responsibility
-[ ] DRY principle (Don’t Repeat Yourself)
+[ ] DRY principle (Don't Repeat Yourself)
 [x] Comments and documentation
 [x] Error handling
 [x] Whitespace and formatting