diff --git a/notes/unit1_code_quality/coding_standards.md b/notes/unit1_code_quality/coding_standards.md
index decf8a4..a95da79 100644
--- a/notes/unit1_code_quality/coding_standards.md
+++ b/notes/unit1_code_quality/coding_standards.md
@@ -2,6 +2,7 @@
 title: Coding standards
 parent: Code quality
 has_children: true
+has_toc: false
 nav_order: 2
 ---
 
@@ -289,4 +290,4 @@ software engineering becomes not only more efficient but also more equitable and
 collaborative.
 
 {: .tip-title }
-> [<i class="fa-regular fa-lightbulb"></i> Guidelines for coding standards](/notes/unit1_code_quality/coding_standards_guidelines.md)
+> [<i class="fa-regular fa-lightbulb"></i> Guidelines for coding standards](coding_standards_guidelines.md)
diff --git a/notes/unit1_code_quality/principles.md b/notes/unit1_code_quality/principles.md
index 01f1236..a3bb9b0 100644
--- a/notes/unit1_code_quality/principles.md
+++ b/notes/unit1_code_quality/principles.md
@@ -2,6 +2,7 @@
 title: Software Engineering Principles
 parent: Code quality
 has_children: true
+has_toc: false
 nav_order: 1
 ---
 
@@ -1227,5 +1228,5 @@ complexity, improving collaboration, and ensuring that the software can adapt to
 while remaining reliable and efficient over time.
 
 {: .tip-title }
-> [<i class="fa-regular fa-lightbulb"></i> General tips for applying software engineering principles](/notes/unit1_code_quality/principles_guidelines.md)
+> [<i class="fa-regular fa-lightbulb"></i> General tips for applying software engineering principles](principles_guidelines.md)