diff --git a/qyweixin/app_hr.go b/qyweixin/app_hr.go
index 0ecf2df..c49744b 100644
--- a/qyweixin/app_hr.go
+++ b/qyweixin/app_hr.go
@@ -69,6 +69,7 @@ func (h *AppHr) GetStaffInfo(userId string) (*StaffInfo, error) {
 		log.Errorf("GetUserInfo error:%s", err.Error())
 		return nil, err
 	}
+	staff.Extra = make(map[string]string)
 	for k, v := range fieldMap {
 		staff.Extra[k] = h.getFieldValue(v)
 	}