diff --git a/300s School/NUCE 2100 - Fundamentals of Nuclear Engineering/2024-09-17 Homework 3.md b/300s School/NUCE 2100 - Fundamentals of Nuclear Engineering/2024-09-17 Homework 3.md
index 3f6d3e36..19cebe00 100644
--- a/300s School/NUCE 2100 - Fundamentals of Nuclear Engineering/2024-09-17 Homework 3.md	
+++ b/300s School/NUCE 2100 - Fundamentals of Nuclear Engineering/2024-09-17 Homework 3.md	
@@ -10,7 +10,7 @@ endDate: null
 ---
 **Documentation**
 - [<] NUCE2100 HW3 📅 2024-09-17 
-	- [<] Problem 1 ⏳ 2024-09-16 
+	- [x] Problem 1 ⏳ 2024-09-16 
 	- [<] Problem 2 ⏳ 2024-09-16 
 	- [<] Problem 3 ⏳ 2024-09-16 
 	- [<] Problem 4 ⏳ 2024-09-16