diff --git a/src/Model/Invoice/Invoice.ts b/src/Model/Invoice/Invoice.ts
index 7c795c3..16bf670 100644
--- a/src/Model/Invoice/Invoice.ts
+++ b/src/Model/Invoice/Invoice.ts
@@ -50,7 +50,7 @@ export interface InvoiceInterface {
   invoiceTime?: number;
   expirationTime?: number;
   currentTime?: number;
-  exceptionStatus?: boolean;
+  exceptionStatus?: boolean | string;
   targetConfirmations?: number;
   transactions?: InvoiceTransaction[];
   refundAddresses?: unknown;
@@ -126,7 +126,7 @@ export class Invoice implements InvoiceInterface {
   invoiceTime?: number;
   expirationTime?: number;
   currentTime?: number;
-  exceptionStatus?: boolean;
+  exceptionStatus?: boolean | string;
   targetConfirmations?: number;
   transactions?: InvoiceTransaction[];
   refundAddresses?: unknown;
diff --git a/src/Model/Invoice/Invoice.zod.ts b/src/Model/Invoice/Invoice.zod.ts
index dc904d7..f0577c8 100644
--- a/src/Model/Invoice/Invoice.zod.ts
+++ b/src/Model/Invoice/Invoice.zod.ts
@@ -45,7 +45,7 @@ export const invoiceSchema = z.object({
   invoiceTime: z.number().optional(),
   expirationTime: z.number().optional(),
   currentTime: z.number().optional(),
-  exceptionStatus: z.boolean().optional(),
+  exceptionStatus: z.union([z.boolean(), z.string()]).optional(),
   targetConfirmations: z.number().optional(),
   refundAddresses: z.unknown().optional(),
   refundAddressRequestPending: z.boolean().optional(),