diff --git a/internal/api/group/group.go b/internal/api/group/group.go
index 749f2d293..cde682e31 100644
--- a/internal/api/group/group.go
+++ b/internal/api/group/group.go
@@ -176,7 +176,7 @@ func GetGroupAllMemberList(c *gin.Context) {
 		log.NewDebug(req.OperationID, "MarshalToString ", s, err)
 		m := ProtoToMap(memberListResp.MemberList[0], false)
 		log.NewDebug(req.OperationID, "mmm ", m)
-		memberListResp.Test = m
+		memberListResp.Test = append(memberListResp.Test, m)
 	}
 
 	log.NewInfo(req.OperationID, "GetGroupAllMember api return ", memberListResp)
diff --git a/pkg/base_info/group_api_struct.go b/pkg/base_info/group_api_struct.go
index 33ae4b845..f52590671 100644
--- a/pkg/base_info/group_api_struct.go
+++ b/pkg/base_info/group_api_struct.go
@@ -70,7 +70,7 @@ type GetGroupAllMemberReq struct {
 type GetGroupAllMemberResp struct {
 	CommResp
 	MemberList []*open_im_sdk.GroupMemberFullInfo `json:"data"`
-	Test       map[string]interface{}             `json:"data2"`
+	Test       []map[string]interface{}           `json:"data2"`
 }
 
 type CreateGroupReq struct {