diff --git a/src/main/java/com/chinaunicom/mall/ebtp/extend/signature/service/impl/ExpertSignatureServiceImpl.java b/src/main/java/com/chinaunicom/mall/ebtp/extend/signature/service/impl/ExpertSignatureServiceImpl.java
index 18f1151..41829f5 100644
--- a/src/main/java/com/chinaunicom/mall/ebtp/extend/signature/service/impl/ExpertSignatureServiceImpl.java
+++ b/src/main/java/com/chinaunicom/mall/ebtp/extend/signature/service/impl/ExpertSignatureServiceImpl.java
@@ -124,20 +124,16 @@ public class ExpertSignatureServiceImpl implements ExpertSignatureService {
         }
 
         File f = new File(path + "merged.pdf");
-        FileOutputStream fos = null;
-        try {
-            FontSettings.getDefaultInstance().setFontsFolder(fontAddress, true);
-            fos = new FileOutputStream(f);
+
+        FontSettings.getDefaultInstance().setFontsFolder(fontAddress, true);
+        try (FileOutputStream fos = new FileOutputStream(f);) {
             com.aspose.words.Document doc = new com.aspose.words.Document(path + "merged.docx");
             doc.save(fos, SaveFormat.PDF);
-            fos.flush();
         } catch (Exception e) {
             log.info(ExceptionUtil.stacktraceToString(e));
         } finally {
-            IOUtils.closeQuietly(source);
-            IOUtils.closeQuietly(addObj);
-            IOUtils.closeQuietly(fos);
-
+            source.close();
+            addObj.close();
         }
 
         long l1 = System.currentTimeMillis();