diff --git a/const.go b/const.go
index 0b1d934..6f4e26c 100644
--- a/const.go
+++ b/const.go
@@ -48,8 +48,8 @@ const (
 type UserAction string
 
 const (
-	UserActionContinue     UserAction = "CONTINUE"
-	UserActionSubscribeNow UserAction = "SUBSCRIBE_NOW"
+	UserActionContinue UserAction = "CONTINUE"
+	UserActionPayNow   UserAction = "PAY_NOW"
 )
 
 type SubscriptionStatus string