diff --git a/src/main/java/UnitTest/UpdateFields.java b/src/main/java/UnitTest/UpdateFields.java
index ebf41f1..80bfec7 100644
--- a/src/main/java/UnitTest/UpdateFields.java
+++ b/src/main/java/UnitTest/UpdateFields.java
@@ -76,7 +76,7 @@ public class UpdateFields {
             builder.getParagraphFormat().setLineSpacing(18);// 单倍行距 = 12 ， 1.5 倍 = 18
             builder.getParagraphFormat().setSpaceAfter(0);//段后
 
-            String content = FileUtil.readString(dataDir + "ChineseWord.txt", "UTF-8");
+            String content = FileUtil.readUtf8String(dataDir + "ChineseWord.txt");
             builder.writeln(content);
 
             builder.getFont().setName("宋体");