diff --git a/src/platforms/app-plus/service/api/device/system.js b/src/platforms/app-plus/service/api/device/system.js
index 1bab8b480d8e8000ba5f7dac57bd21fa825b9afb..af7baf6e1a6940530c9a4d50d91e6951bc02301f 100644
--- a/src/platforms/app-plus/service/api/device/system.js
+++ b/src/platforms/app-plus/service/api/device/system.js
@@ -55,7 +55,7 @@ export function getAppBaseInfo () {
     appName,
     appVersion,
     appVersionCode,
-    appLanguage: uni.getLocale(),
+    appLanguage: uni.getLocale ? uni.getLocale() : hostLanguage,
     version: plus.runtime.innerVersion,
     language: hostLanguage,
     theme: '',
diff --git a/src/platforms/h5/service/api/device/get-system-info.js b/src/platforms/h5/service/api/device/get-system-info.js
index 19e72127ca1c4028b8f8f816cade96dfa87fddfb..bcd8c959310eea705ad3d28a4cd0b7a75801c026 100644
--- a/src/platforms/h5/service/api/device/get-system-info.js
+++ b/src/platforms/h5/service/api/device/get-system-info.js
@@ -62,7 +62,7 @@ export function getAppBaseInfo () {
     appName: __uniConfig.appName,
     appVersion: __uniConfig.appVersion,
     appVersionCode: __uniConfig.appVersionCode,
-    appLanguage: uni.getLocale(),
+    appLanguage: uni.getLocale ? uni.getLocale() : language,
     version: __uniConfig.appVersion
   }
 }