diff --git a/windows/security/threat-protection/microsoft-defender-atp/mac-sysext-preview.md b/windows/security/threat-protection/microsoft-defender-atp/mac-sysext-preview.md
index edac918fc2..79da63c6c7 100644
--- a/windows/security/threat-protection/microsoft-defender-atp/mac-sysext-preview.md
+++ b/windows/security/threat-protection/microsoft-defender-atp/mac-sysext-preview.md
@@ -1,5 +1,5 @@
 ---
-title: Microsoft Defender ATP for Mac: system extensions (Preview)
+title: Microsoft Defender ATP for Mac - system extensions (Preview)
 description: This article contains instructions for trying out the system extensions functionality of Microsoft Defender ATP for Mac. This functionality is currently in public preview.
 keywords: microsoft, defender, atp, mac, kernel, system, extensions, catalina
 search.product: eADQiWindows 10XVcnh