diff --git a/src/platforms/app-plus/service/api/device/scan-code-weex.js b/src/platforms/app-plus/service/api/device/scan-code-weex.js
index f850fbd3d228b99208793466f4f2a09fb4d0b377..90e9a60c87fd0a169877b449463df3a617d927e9 100644
--- a/src/platforms/app-plus/service/api/device/scan-code-weex.js
+++ b/src/platforms/app-plus/service/api/device/scan-code-weex.js
@@ -44,6 +44,7 @@ export function scanCode (options, callbackId) {
         }] : []
       },
       popGesture: 'close',
+      background: '#000000',
       backButtonAutoControl: 'close'
     },
     onMessage ({