diff --git a/PDFGenerator/ToC.md b/PDFGenerator/ToC.md
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@@ -77,7 +77,7 @@
 
 - 4.5 [Appendix E: Mapping AI Threats Against AI Systems Vulnerabilities (CVEs & CWEs) ](https://github.com/OWASP/www-project-ai-testing-guide/blob/main/Document/content/4.5_Appendix_E.md)
 
-- 4.6 [Appendix F: Domain Specific Testing](https://github.com/OWASP/www-project-ai-testing-guide/blob/main/Document/content/4.0_Domain_Specific_Testing.md)
+- 4.6 [Appendix F: Domain Specific Testing](https://github.com/OWASP/www-project-ai-testing-guide/blob/main/Document/content/4.6_Appendix_F_Domain_Specific_Testing.md)
 
 - 4.7 [References](https://github.com/OWASP/www-project-ai-testing-guide/blob/main/Document/content/References.md)