diff --git a/modules/i3plus-pojo-mes-pcn/src/main/java/cn/estsh/i3plus/pojo/mes/pcn/bean/MesProduceSn.java b/modules/i3plus-pojo-mes-pcn/src/main/java/cn/estsh/i3plus/pojo/mes/pcn/bean/MesProduceSn.java
index 6eb2592..6c7b997 100644
--- a/modules/i3plus-pojo-mes-pcn/src/main/java/cn/estsh/i3plus/pojo/mes/pcn/bean/MesProduceSn.java
+++ b/modules/i3plus-pojo-mes-pcn/src/main/java/cn/estsh/i3plus/pojo/mes/pcn/bean/MesProduceSn.java
@@ -24,10 +24,11 @@ import java.io.Serializable;
 @DynamicUpdate
 @EqualsAndHashCode(callSuper = true)
 @Table(name = "MES_PRODUCE_SN", indexes = {
-        @Index(columnList = "SERIAL_NUMBER"),
         @Index(columnList = "PRODUCT_SN"),
         @Index(columnList = "CREATE_DATE_TIME")
-})
+}, uniqueConstraints = {
+        @UniqueConstraint(columnNames = {"SERIAL_NUMBER"})}
+)
 @Api("产品条码表")
 public class MesProduceSn extends BaseBean implements Serializable {
 
diff --git a/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/bean/MesProduceSn.java b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/bean/MesProduceSn.java
index 3a0cbbb..7619062 100644
--- a/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/bean/MesProduceSn.java
+++ b/modules/i3plus-pojo-mes/src/main/java/cn/estsh/i3plus/pojo/mes/bean/MesProduceSn.java
@@ -25,11 +25,11 @@ import java.math.BigDecimal;
 @DynamicUpdate
 @EqualsAndHashCode(callSuper = true)
 @Table(name = "MES_PRODUCE_SN", indexes = {
-        @Index(columnList = "SERIAL_NUMBER"),
         @Index(columnList = "PRODUCT_SN"),
         @Index(columnList = "CREATE_DATE_TIME"),
         @Index(columnList = "PART_NO")
-})
+}, uniqueConstraints = {
+        @UniqueConstraint(columnNames = {"SERIAL_NUMBER"})})
 @Api("产品条码表")
 public class MesProduceSn extends BaseBean implements Serializable {