diff --git a/envar-tool.js b/envar-tool.js
index 87fd643..fdadc42 100644
--- a/envar-tool.js
+++ b/envar-tool.js
@@ -99,7 +99,7 @@ module.exports = {
 
   /* 读取动态配置文件中的环境变量。
    */
-  get_dynamic_envar ({ dynamicEnvarFiles = ['./envar-config.js', './envar-config.gitignore.js'], base2app, _clientInfo } = {}) {
+  get_dynamic_envar ({ dynamicEnvarFiles = ['./envar-config.js', './envar-config.gitignore.js'], base2app, _uipl, _clientInfo } = {}) {
     // config file should be absolute or relative to the node process's dir.
 
     let dynamicEnvar = {}
@@ -122,7 +122,7 @@ module.exports = {
           if (typeof fileContent === 'object') {
             assign_deep(dynamicEnvar, fileContent)
           } else if (typeof fileContent === 'function') {
-            assign_deep(dynamicEnvar, fileContent({ base2app, _clientInfo }))
+            assign_deep(dynamicEnvar, fileContent({ base2app, _uipl, _clientInfo }))
           }
           globalThis.wo?.ccinfo?.({ _from: 'get_dynamic_envar', about: `  - ${dynamicFile} is parsed.` })
         } else {