diff --git a/windows/security/threat-protection/TOC.md b/windows/security/threat-protection/TOC.md
index 4e7cc95c8e..4ac282f82f 100644
--- a/windows/security/threat-protection/TOC.md
+++ b/windows/security/threat-protection/TOC.md
@@ -182,6 +182,7 @@
 ##### [Enable cloud-delivered protection](windows-defender-antivirus/enable-cloud-protection-windows-defender-antivirus.md)
 ##### [Specify the cloud-delivered protection level](windows-defender-antivirus/specify-cloud-protection-level-windows-defender-antivirus.md)
 ##### [Configure and validate network connections](windows-defender-antivirus/configure-network-connections-windows-defender-antivirus.md)
+##### [Prevent security settings changes with tamper protection](windows-defender-antivirus/prevent-changes-to-security-settings-with-tamper-protection.md)
 ##### [Enable Block at first sight](windows-defender-antivirus/configure-block-at-first-sight-windows-defender-antivirus.md)
 ##### [Configure the cloud block timeout period](windows-defender-antivirus/configure-cloud-block-timeout-period-windows-defender-antivirus.md)