diff --git a/Blacklists for pfsense/update/domains b/Blacklists for pfsense/update/domains
index 32c5325..f8e4d0b 100644
--- a/Blacklists for pfsense/update/domains	
+++ b/Blacklists for pfsense/update/domains	
@@ -28,3 +28,4 @@ updates.bravesoftware.com
 updates.discord.com
 windowsupdate.com
 windowsupdate.microsoft.com
+prod.do.dsp.mp.microsoft.com