diff --git a/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/fs/FileUtils.java b/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/fs/FileUtils.java
index d60f5cedd..65bc48da1 100644
--- a/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/fs/FileUtils.java
+++ b/weixin-java-common/src/main/java/me/chanjar/weixin/common/util/fs/FileUtils.java
@@ -43,7 +43,7 @@ public class FileUtils {
    * @param ext         扩展名
    */
   public static File createTmpFile(InputStream inputStream, String name, String ext) throws IOException {
-    return createTmpFile(inputStream, name, ext, Files.createTempDirectory("weixin-java-tools-temp").toFile());
+    return createTmpFile(inputStream, name, ext, Files.createTempDirectory("wxjava-temp").toFile());
   }
 
   /**
diff --git a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java
index 47b898720..128a7362d 100644
--- a/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java
+++ b/weixin-java-pay/src/main/java/com/github/binarywang/wxpay/service/impl/BaseWxPayServiceImpl.java
@@ -147,10 +147,14 @@ public abstract class BaseWxPayServiceImpl implements WxPayService {
   }
 
   @Override
-  public PartnerTransferService getPartnerTransferService(){return partnerTransferService;}
+  public PartnerTransferService getPartnerTransferService() {
+    return partnerTransferService;
+  }
 
   @Override
-  public PayrollService getPayrollService(){return payrollService;}
+  public PayrollService getPayrollService() {
+    return payrollService;
+  }
 
   @Override
   public WxPayConfig getConfig() {
@@ -358,8 +362,9 @@ public abstract class BaseWxPayServiceImpl implements WxPayService {
 
   /**
    * 校验通知签名
+   *
    * @param header 通知头信息
-   * @param data 通知数据
+   * @param data   通知数据
    * @return true:校验通过 false:校验不通过
    */
   private boolean verifyNotifySign(SignatureHeader header, String data) {
@@ -700,6 +705,10 @@ public abstract class BaseWxPayServiceImpl implements WxPayService {
     if (StringUtils.isBlank(request.getMchid())) {
       request.setMchid(this.getConfig().getMchId());
     }
+    if (StringUtils.isBlank(request.getNotifyUrl())) {
+      request.setNotifyUrl(this.getConfig().getNotifyUrl());
+    }
+
     String url = this.getPayBaseUrl() + tradeType.getPartnerUrl();
     String response = this.postV3(url, GSON.toJson(request));
     return GSON.fromJson(response, WxPayUnifiedOrderV3Result.class);