diff --git a/windows/security/threat-protection/microsoft-defender-atp/onboard-offline-machines.md b/windows/security/threat-protection/microsoft-defender-atp/onboard-offline-machines.md
index 0b252c4fda..7578b1bddf 100644
--- a/windows/security/threat-protection/microsoft-defender-atp/onboard-offline-machines.md
+++ b/windows/security/threat-protection/microsoft-defender-atp/onboard-offline-machines.md
@@ -33,7 +33,7 @@ Windows Server 2016 and earlier or Windows 8.1 and earlier.
 > - An OMS gateway server cannot be used as proxy for disconnected Windows 10 or Windows Server 2019 machines when configured via 'TelemetryProxyServer' registry or GPO.
 > - For Windows 10 or Windows Server 2019 - while you may use TelemetryProxyServer, it must point to a standard proxy device or appliance.
 > - In addition, Windows 10 or Windows Server 2019 in disconnected environments must be able to update Certificate Trust Lists offline via an internal file or web server.
-> - For more information about updating CTLs offline, refer to the following articles:https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2012-r2-and-2012/dn265983(v=ws.11)#configure-a-file-or-web-server-to-download-the-ctl-files
+> - For more information about updating CTLs offline, refer to the following article: https://docs.microsoft.com/en-us/previous-versions/windows/it-pro/windows-server-2012-r2-and-2012/dn265983(v=ws.11)#configure-a-file-or-web-server-to-download-the-ctl-files
 
 >For more information about onboarding methods, see the following articles:
 - [Onboard previous versions of Windows](https://docs.microsoft.com/windows/security/threat-protection/microsoft-defender-atp/onboard-downlevel)