diff --git a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/YouBianCodeUtil.java b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/YouBianCodeUtil.java
index 5341bd33..11e72076 100644
--- a/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/YouBianCodeUtil.java
+++ b/jero-boot/jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/util/YouBianCodeUtil.java
@@ -42,8 +42,8 @@ public class YouBianCodeUtil {
 			char after_code_zimu = after_code.substring(0, 1).charAt(0);
 			Integer after_code_num = Integer.parseInt(after_code.substring(1));
 
-			String nextNum = "";
-			char nextZimu = 'A';
+			String nextNum;
+			char nextZimu;
 			// 先判断数字等于999*，则计数从1重新开始，递增
 			if (after_code_num == getMaxNumByLength(NUM_LENGTH)) {
 				nextNum = getNextStrNum(0);