diff --git a/dept.go b/dept.go
index 2b9f82b..a952b43 100644
--- a/dept.go
+++ b/dept.go
@@ -7,10 +7,10 @@ import (
 )
 
 type DeptList struct {
-	Id       interface{} `json:"id"`
-	Name     string      `json:"name"`
-	ParentId interface{} `json:"parentId"`
-	SortId   interface{} `json:"sortId"`
+	Id       int    `json:"id"`
+	Name     string `json:"name"`
+	ParentId int    `json:"parentId"`
+	SortId   int    `json:"sortId"`
 }
 
 type DeptListResponse struct {
diff --git a/group.go b/group.go
index 9348667..109fc45 100644
--- a/group.go
+++ b/group.go
@@ -24,20 +24,20 @@ type GroupUpdateMemberRequest struct {
 }
 
 type GroupInfoMember struct {
-	Account interface{} `json:"account"`
-	Name    interface{} `json:"name"`
-	Mobile  interface{} `json:"mobile"`
+	Account string `json:"account"`
+	Name    string `json:"name"`
+	Mobile  string `json:"mobile"`
 }
 
 type GroupInfoResponse struct {
-	Id      interface{}       `json:"id"`
-	Name    interface{}       `json:"name"`
+	Id      string            `json:"id"`
+	Name    string            `json:"name"`
 	Members []GroupInfoMember `json:"members"`
 }
 
 type GroupListItem struct {
-	Id   interface{} `json:"id"`
-	Name interface{} `json:"name"`
+	Id   string `json:"id"`
+	Name string `json:"name"`
 }
 
 type GroupListResponse struct {
diff --git a/types.go b/types.go
index 1954d07..54416d1 100644
--- a/types.go
+++ b/types.go
@@ -50,7 +50,7 @@ type MessageExLink struct {
 }
 
 type MessageSysMessageToAll struct {
-	OnliyOnline interface{} `json:"onliyOnline"`
+	OnliyOnline bool `json:"onliyOnline"`
 }
 
 type MessageSysMessageSysMsgMsg struct {