diff --git a/hiver-core/src/main/java/cc/hiver/core/common/utils/PinYinUtils.java b/hiver-core/src/main/java/cc/hiver/core/common/utils/PinYinUtils.java
index 2a84cd16..1b322757 100644
--- a/hiver-core/src/main/java/cc/hiver/core/common/utils/PinYinUtils.java
+++ b/hiver-core/src/main/java/cc/hiver/core/common/utils/PinYinUtils.java
@@ -1,5 +1,6 @@
 package cc.hiver.core.common.utils;
 
+
 import net.sourceforge.pinyin4j.PinyinHelper;
 import net.sourceforge.pinyin4j.format.HanyuPinyinCaseType;
 import net.sourceforge.pinyin4j.format.HanyuPinyinOutputFormat;
@@ -15,7 +16,7 @@ public class PinYinUtils {
     		if(chinese == null || chinese.isEmpty()) {
     			return "";
     		}
-            final StringBuffer pybf = new StringBuffer();
+            StringBuilder pybf = new StringBuilder();
             final char[] arr = chinese.toCharArray();
             final HanyuPinyinOutputFormat defaultFormat = new HanyuPinyinOutputFormat();
             defaultFormat.setCaseType(HanyuPinyinCaseType.UPPERCASE);
@@ -23,7 +24,7 @@ public class PinYinUtils {
             for (char c : arr) {
                     if (c > 128) {
                             try {
-                                    final String[] temp = PinyinHelper.toHanyuPinyinStringArray(c);
+                                    final String[] temp = PinyinHelper.toHanyuPinyinStringArray(c,defaultFormat);
                                     if (temp != null) {
                                             pybf.append(temp[0].charAt(0));
                                     }