diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
index b3093863..00b40246 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/SysDeptServiceImpl.java
@@ -108,7 +108,11 @@ public class SysDeptServiceImpl implements ISysDeptService {
      */
     @Override
     public SysDept selectDeptById(Long deptId) {
-        return baseMapper.selectById(deptId);
+        SysDept dept = baseMapper.selectById(deptId);
+        SysDept parentDept = baseMapper.selectOne(new LambdaQueryWrapper<SysDept>()
+            .select(SysDept::getDeptName).eq(SysDept::getDeptId, dept.getParentId()));
+        dept.setParentName(ObjectUtil.isNotNull(parentDept) ? parentDept.getDeptName() : null);
+        return dept;
     }
 
     /**
diff --git a/ruoyi-ui/src/views/system/dept/index.vue b/ruoyi-ui/src/views/system/dept/index.vue
index 5b898a2e..e502b4ea 100644
--- a/ruoyi-ui/src/views/system/dept/index.vue
+++ b/ruoyi-ui/src/views/system/dept/index.vue
@@ -297,9 +297,13 @@ export default {
         this.form = response.data;
         this.open = true;
         this.title = "修改部门";
-      });
-      listDeptExcludeChild(row.deptId).then(response => {
-        this.deptOptions = this.handleTree(response.data, "deptId");
+        listDeptExcludeChild(row.deptId).then(response => {
+          this.deptOptions = this.handleTree(response.data, "deptId");
+          if (this.deptOptions.length == 0) {
+            const noResultsOptions = { deptId: this.form.parentId, deptName: this.form.parentName, children: [] };
+            this.deptOptions.push(noResultsOptions);
+          }
+        });
       });
     },
     /** 提交按钮 */