diff --git a/packages/core/src/types/general.ts b/packages/core/src/types/general.ts
index 9d3437c0..5587fec7 100644
--- a/packages/core/src/types/general.ts
+++ b/packages/core/src/types/general.ts
@@ -242,6 +242,6 @@ export type OnSelectionChangeFunc = (params: OnSelectionChangeParams) => void;
 export type PanelPosition = 'top-left' | 'top-center' | 'top-right' | 'bottom-left' | 'bottom-center' | 'bottom-right';
 
 export type ProOptions = {
-  account: string;
+  account?: string;
   hideAttribution: boolean;
 };