diff --git a/package.json b/package.json
index 4c4ec8a5..63f40a1c 100644
--- a/package.json
+++ b/package.json
@@ -21,7 +21,6 @@
   },
   "dependencies": {
     "@material-ui/core": "^4.9.5",
-    "antd": "^4.0.0",
-    "qrcode": "^1.4.4"
+    "antd": "^4.0.0"
   }
 }
diff --git a/src/pages/HelloWorld.js b/src/pages/HelloWorld.js
index 5c2e5604..5e183514 100644
--- a/src/pages/HelloWorld.js
+++ b/src/pages/HelloWorld.js
@@ -1,8 +1,3 @@
 export default () => {
-    QRCode.toDataURL('some text', { version: 2 }, function (err, url) {
-  console.log(url)
-})
-
-
     return <div>hello 极限科技</div>;
 }