diff --git a/Tagging-Merchants.md b/Tagging-Merchants.md
index bbb70a5..730b002 100644
--- a/Tagging-Merchants.md
+++ b/Tagging-Merchants.md
@@ -121,9 +121,9 @@ In some cases, Bitcoin acceptance requires the use of 3rd party [Companion Apps]
 
 If a Companion App is required then the following tags should be used:
 
-`payment:lightning:companion_app_required=yes`
+`payment:lightning:requires_companion_app=yes`
 
-`payment:lightning:companion_app_url:https://app-url-com`
+`payment:lightning:companion_app_url=https://app-url-com`
 
 ### Addresses