diff --git a/windows/security/threat-protection/windows-defender-antivirus/microsoft-defender-atp-mac-whatsnew.md b/windows/security/threat-protection/windows-defender-antivirus/microsoft-defender-atp-mac-whatsnew.md
index b9f30bf835..163aa72764 100644
--- a/windows/security/threat-protection/windows-defender-antivirus/microsoft-defender-atp-mac-whatsnew.md
+++ b/windows/security/threat-protection/windows-defender-antivirus/microsoft-defender-atp-mac-whatsnew.md
@@ -23,3 +23,4 @@ ms.topic: conceptual
 ## 100.65.28
 
 - Added support for macOS Catalina
+- Performance improvements