diff --git a/src/platforms/mp-weixin/helpers/enhance-system-info.js b/src/platforms/mp-weixin/helpers/enhance-system-info.js
index 66a59bd0a5db1dd922ebb562062319b16f5f5b39..4f5f7ab6b60213e3748f1b98b5704910092183bc 100644
--- a/src/platforms/mp-weixin/helpers/enhance-system-info.js
+++ b/src/platforms/mp-weixin/helpers/enhance-system-info.js
@@ -70,7 +70,7 @@ export function populateParameters(result) {
   if (__PLATFORM__ === 'mp-weixin') {
     if (environment) {
       _hostName = environment
-    } else if (result.host && fromRes.host.env) {
+    } else if (result.host && result.host.env) {
       _hostName = result.host.env
     }
   }