diff --git a/src/table/control_codes.h b/src/table/control_codes.h
--- a/src/table/control_codes.h
+++ b/src/table/control_codes.h
@@ -28,6 +28,7 @@ enum {
 	SCC_TOWN_NAME,
 	SCC_GROUP_NAME,
 	SCC_VEHICLE_NAME,
+	SCC_SIGN_NAME,
 
 	SCC_CURRENCY_COMPACT,
 	SCC_CURRENCY,