diff --git a/windows/security/threat-protection/TOC.md b/windows/security/threat-protection/TOC.md
index 40d92b4c0a..a482209a7d 100644
--- a/windows/security/threat-protection/TOC.md
+++ b/windows/security/threat-protection/TOC.md
@@ -13,7 +13,7 @@
 ##### [Network firewall](windows-firewall/windows-firewall-with-advanced-security.md)
 #### [Next generation protection](windows-defender-antivirus/windows-defender-antivirus-in-windows-10.md)
 #### [Endpoint detection and response](windows-defender-atp/overview-endpoint-detection-response.md)
-#####Alerts queue
+##### Alerts queue
 ###### [View and organize the Alerts queue](windows-defender-atp/alerts-queue-windows-defender-advanced-threat-protection.md)
 ###### [Manage alerts](windows-defender-atp/manage-alerts-windows-defender-advanced-threat-protection.md)
 ###### [Investigate alerts](windows-defender-atp/investigate-alerts-windows-defender-advanced-threat-protection.md)