diff --git a/renren-admin/src/main/java/io/renren/modules/sys/dto/SysMenuDTO.java b/renren-admin/src/main/java/io/renren/modules/sys/dto/SysMenuDTO.java
index 49e62030..0e4304dc 100644
--- a/renren-admin/src/main/java/io/renren/modules/sys/dto/SysMenuDTO.java
+++ b/renren-admin/src/main/java/io/renren/modules/sys/dto/SysMenuDTO.java
@@ -62,6 +62,9 @@ public class SysMenuDTO extends TreeNode<SysMenuDTO> implements Serializable {
     @ApiModelProperty(value = "上级菜单名称")
     private String parentName;
 
+    @ApiModelProperty(value = "站点标识")
+    private Integer site;
+
     @Override
     public Long getId() {
         return id;
@@ -145,4 +148,12 @@ public class SysMenuDTO extends TreeNode<SysMenuDTO> implements Serializable {
     public void setParentName(String parentName) {
         this.parentName = parentName;
     }
+
+    public Integer getSite() {
+        return site;
+    }
+
+    public void setSite(Integer site) {
+        this.site = site;
+    }
 }
\ No newline at end of file
diff --git a/renren-admin/src/main/java/io/renren/modules/sys/entity/SysMenuEntity.java b/renren-admin/src/main/java/io/renren/modules/sys/entity/SysMenuEntity.java
index 3384a732..2e645079 100644
--- a/renren-admin/src/main/java/io/renren/modules/sys/entity/SysMenuEntity.java
+++ b/renren-admin/src/main/java/io/renren/modules/sys/entity/SysMenuEntity.java
@@ -62,5 +62,9 @@ public class SysMenuEntity extends BaseEntity {
      */
     @TableField(exist = false)
     private String parentName;
+    /**
+     * 站点标识
+     */
+    private Integer site;
 
 }
\ No newline at end of file
diff --git a/renren-admin/src/main/resources/db/V6.4__menu_add_col.sql b/renren-admin/src/main/resources/db/V6.4__menu_add_col.sql
new file mode 100644
index 00000000..855b5b4c
--- /dev/null
+++ b/renren-admin/src/main/resources/db/V6.4__menu_add_col.sql
@@ -0,0 +1 @@
+ALTER TABLE `sys_menu` ADD COLUMN `site` int NULL DEFAULT 0 COMMENT '站点标识';
\ No newline at end of file