diff --git a/packages/api/src/comment.ts b/packages/api/src/comment.ts
index 40702698da5..8888363903d 100644
--- a/packages/api/src/comment.ts
+++ b/packages/api/src/comment.ts
@@ -174,7 +174,7 @@ export interface DeleteCommentOptions extends BaseAPIOptions {
    *
    * 待删除的评论对象 ID
    */
-  objectId: string | number;
+  objectId: number;
 }
 
 export interface DeleteCommentResponse extends ErrorStatusResponse {
@@ -233,7 +233,7 @@ export interface UpdateCommentOptions extends BaseAPIOptions {
    *
    * Comment ID
    */
-  objectId: number | string;
+  objectId: number;
 
   /**
    * 评论数据
diff --git a/packages/api/src/login.ts b/packages/api/src/login.ts
index b9a265aa31b..f722c8e0a86 100644
--- a/packages/api/src/login.ts
+++ b/packages/api/src/login.ts
@@ -50,7 +50,7 @@ export interface UserInfo {
    *
    * User object ID
    */
-  objectId: string | number;
+  objectId: number;
 
   /**
    * 用户身份
diff --git a/packages/api/src/typings.ts b/packages/api/src/typings.ts
index 79b2360ae17..ec4a2054920 100644
--- a/packages/api/src/typings.ts
+++ b/packages/api/src/typings.ts
@@ -40,14 +40,14 @@ export interface WalineCommentData {
    * @description Only available when replying comment
    */
 
-  pid?: string;
+  pid?: number;
 
   /**
    * Root comment id
    *
    * @description Only available when replying comment
    */
-  rid?: string;
+  rid?: number;
 
   /**
    * User id being at
@@ -72,7 +72,7 @@ export interface BaseWalineResponseComment {
   /**
    * Comment object ID
    */
-  objectId: string;
+  objectId: number;
 
   /**
    * Timestamp of the comment
@@ -135,7 +135,7 @@ export interface BaseWalineResponseComment {
    */
   // FIXME: Rename it to `userId`
   // eslint-disable-next-line @typescript-eslint/naming-convention
-  user_id?: string;
+  user_id?: number;
 
   /**
    * User location
@@ -205,12 +205,12 @@ export interface WalineChildComment extends BaseWalineResponseComment {
    * Parent comment id
    */
 
-  pid: string;
+  pid: number;
 
   /**
    * Root comment id
    */
-  rid: string;
+  rid: number;
 
   /**
    * User id being at