diff --git a/src/core/types/element.ts b/src/core/types/element.ts
index 1f6f057c..36c0f621 100644
--- a/src/core/types/element.ts
+++ b/src/core/types/element.ts
@@ -88,7 +88,7 @@ export interface GrayTipElement {
     templId: string;
   };
   jsonGrayTipElement: {
-    busiId?: number | string;
+    busiId: string;
     jsonStr: string;
     recentAbstract?: string;
     isServer?: boolean;
diff --git a/src/onebot/api/group.ts b/src/onebot/api/group.ts
index 1be81313..8a4e1b6b 100644
--- a/src/onebot/api/group.ts
+++ b/src/onebot/api/group.ts
@@ -351,11 +351,11 @@ export class OneBotGroupApi {
       }
     } else if (grayTipElement.subElementType === NTGrayTipElementSubTypeV2.GRAYTIP_ELEMENT_SUBTYPE_JSON) {
       // 解析json事件 busiId好像是string类型的？
-      if (grayTipElement.jsonGrayTipElement.busiId?.toString() === '1061') {
+      if (grayTipElement.jsonGrayTipElement.busiId === '1061') {
         return await this.parsePaiYiPai(msg, grayTipElement.jsonGrayTipElement.jsonStr);
-      } else if (grayTipElement.jsonGrayTipElement.busiId === JsonGrayBusiId.AIO_GROUP_ESSENCE_MSG_TIP) {
+      } else if (grayTipElement.jsonGrayTipElement.busiId === JsonGrayBusiId.AIO_GROUP_ESSENCE_MSG_TIP.toString()) {
         return await this.parseEssenceMsg(msg, grayTipElement.jsonGrayTipElement.jsonStr);
-      } else if ((grayTipElement.jsonGrayTipElement.busiId ?? 0).toString() === '51') {
+      } else if (grayTipElement.jsonGrayTipElement.busiId === '51') {
         // 51是什么？{"align":"center","items":[{"txt":"下一秒起床通过王者荣耀加入群","type":"nor"}]
         return await this.parse51TypeEvent(msg, grayTipElement);
       } else {