diff --git a/src/types/invoice.ts b/src/types/invoice.ts
index 6cd7bd4..d0a298f 100644
--- a/src/types/invoice.ts
+++ b/src/types/invoice.ts
@@ -66,6 +66,7 @@ export interface Invoice {
     sat_cert_number: string;
     signature: string;
     complement_string: string;
+    rfc_provider_cert: string;
   } | null;
   addenda?: string | null;
   conditions: string | null;