diff --git a/web/src/api/projectSettingsError.ts b/web/src/api/projectSettingsError.ts
index ba4003ba..5a5a4940 100644
--- a/web/src/api/projectSettingsError.ts
+++ b/web/src/api/projectSettingsError.ts
@@ -30,6 +30,7 @@ export class ProjectSettingsApiError extends Error {
 }
 
 function unwrapNestedBusinessError(raw: string | undefined): {
+  error?: string;
   code?: string;
   message?: string;
   issues?: ProjectSettingsIssue[];