diff --git a/src/core/helpers/i18n/index.js b/src/core/helpers/i18n/index.js
index 88f4a06be2c289c4c5777bf95e60673490ec643e..778fbc2c21eb903dfbbf54579c5dcfe2d99c0f9d 100644
--- a/src/core/helpers/i18n/index.js
+++ b/src/core/helpers/i18n/index.js
@@ -27,6 +27,8 @@ if (__PLATFORM__ === 'h5') {
 } else if (__PLATFORM__ === 'app-plus') {
   if (typeof weex === 'object') {
     locale = weex.requireModule('plus').getLanguage()
+  } else {
+    locale = ''
   }
 } else {
   locale = __GLOBAL__.getSystemInfoSync().language