diff --git a/server/handlers/sshd_config/fields/tokens.go b/server/handlers/sshd_config/fields/tokens.go
index c7d3b17..3c8659c 100644
--- a/server/handlers/sshd_config/fields/tokens.go
+++ b/server/handlers/sshd_config/fields/tokens.go
@@ -65,6 +65,7 @@ var OptionsTokensMap = map[NormalizedOptionName][]string{
 		"%U",
 		"%u",
 	},
+	// Routing domain is missing in the fields as it's not documented
 	"routingdomain": {
 		"%D",
 	},