diff --git a/src/main/java/com/chaozhanggui/system/cashierservice/service/UserService.java b/src/main/java/com/chaozhanggui/system/cashierservice/service/UserService.java
index 4d8a20b..9182672 100644
--- a/src/main/java/com/chaozhanggui/system/cashierservice/service/UserService.java
+++ b/src/main/java/com/chaozhanggui/system/cashierservice/service/UserService.java
@@ -20,6 +20,7 @@ import com.chaozhanggui.system.cashierservice.util.*;
 import com.chaozhanggui.system.cashierservice.wxUtil.WxAccountUtil;
 import com.github.pagehelper.PageHelper;
 import com.github.pagehelper.PageInfo;
+import com.google.zxing.qrcode.decoder.ErrorCorrectionLevel;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Qualifier;
 import org.springframework.beans.factory.annotation.Value;
@@ -263,8 +264,10 @@ public class UserService {
         ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
         Resource resource = resourceLoader.getResource("classpath:/static/logo.jpg");
         InputStream inputStream = resource.getInputStream();
-        QrCodeUtil.generate(wxAccountUtil.getRadarQrCode(Integer.valueOf(shopId)), new QrConfig(250, 250).setImg(ImageIO.read(inputStream)), "png", outputStream);
+        QrCodeUtil.generate(wxAccountUtil.getRadarQrCode(Integer.valueOf(shopId)), new QrConfig(500, 500).
+                setImg(ImageIO.read(inputStream)).setErrorCorrection(ErrorCorrectionLevel.H).setRatio(4), "png", outputStream);
 
-        return fileService.uploadFileByInputStream(".png", new ByteArrayInputStream(outputStream.toByteArray()));
+
+        return fileService.uploadFileByInputStream("png", new ByteArrayInputStream(outputStream.toByteArray()));
     }
 }