diff --git a/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md b/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md
index f38f5ce14a..5dd9dc063d 100644
--- a/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md
+++ b/windows/security/threat-protection/windows-defender-system-guard/system-guard-secure-launch-and-smm-protection.md
@@ -8,7 +8,7 @@ ms.sitesec: library
 ms.pagetype: security
 ms.localizationpriority: medium
 author: dansimp
-ms.date: 03/01/2019
+ms.date: 12/28/2020
 ms.reviewer: 
 manager: dansimp
 ms.author: dansimp