diff --git a/server/service/staff_user.go b/server/service/staff_user.go
index 2d8e55e..f265a69 100644
--- a/server/service/staff_user.go
+++ b/server/service/staff_user.go
@@ -68,10 +68,12 @@ func (s *StaffUser) List(sess *session.AdminSession, req *api.StaffListReq) (int
 		}
 
 		// config
-		var staffConfig map[string]interface{}
+		staffConfig := make(map[string]interface{})
+		corpConfig := make(map[string]interface{})
+		json.Unmarshal([]byte(goutil.EncodeJSON(corpStaffConfig)), &corpConfig)
 		json.Unmarshal([]byte(st.Config), &staffConfig)
 		config := make([]map[string]interface{}, 0)
-		for _, kv := range corpStaffConfig {
+		for _, kv := range corpConfig {
 			obj := cast.ToStringMap(kv)
 			obj["value"] = cast.ToString(staffConfig[cast.ToString(obj["key"])])
 			config = append(config, obj)