diff --git a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/domain/GenTable.java b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/domain/GenTable.java
index f792cebc2..f2d725709 100644
--- a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/domain/GenTable.java
+++ b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/domain/GenTable.java
@@ -162,7 +162,7 @@ public class GenTable extends BaseEntity {
      * 上级菜单ID字段
      */
     @TableField(exist = false)
-    private String parentMenuId;
+    private Long parentMenuId;
 
     /**
      * 上级菜单名称字段
diff --git a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
index 3a9cd6138..bb8b444fc 100644
--- a/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
+++ b/ruoyi-modules/ruoyi-generator/src/main/java/org/dromara/generator/service/GenTableServiceImpl.java
@@ -558,7 +558,7 @@ public class GenTableServiceImpl implements IGenTableService {
             String treeCode = paramsObj.getStr(GenConstants.TREE_CODE);
             String treeParentCode = paramsObj.getStr(GenConstants.TREE_PARENT_CODE);
             String treeName = paramsObj.getStr(GenConstants.TREE_NAME);
-            String parentMenuId = paramsObj.getStr(GenConstants.PARENT_MENU_ID);
+            Long parentMenuId = paramsObj.getLong(GenConstants.PARENT_MENU_ID);
             String parentMenuName = paramsObj.getStr(GenConstants.PARENT_MENU_NAME);
 
             genTable.setTreeCode(treeCode);