diff --git a/src/index.js b/src/index.js
index 47f4070cf99fa6573d003dcb0ae9216ec6cb9c1e..7f169d14bd2a5617c44289b850c97651dad97bf6 100644
--- a/src/index.js
+++ b/src/index.js
@@ -69,7 +69,7 @@ class UniID {
     if (!Array.isArray(originConfig)) {
       return originConfig
     }
-    return originConfig.find(item => item.dcloudAppid === this.clientInfo.appId) || originConfig.find(item => item.isDefaultConfig)
+    return originConfig.find(item => item.dcloudAppid === this._clientInfo.appId) || originConfig.find(item => item.isDefaultConfig)
   }
 
   _getPlatformConfig () {