diff --git a/blade-service/blade-system/src/main/java/org/springblade/system/mapper/DeptMapper.xml b/blade-service/blade-system/src/main/java/org/springblade/system/mapper/DeptMapper.xml
index 83158d43..e85ff7ba 100644
--- a/blade-service/blade-system/src/main/java/org/springblade/system/mapper/DeptMapper.xml
+++ b/blade-service/blade-system/src/main/java/org/springblade/system/mapper/DeptMapper.xml
@@ -35,7 +35,7 @@
 
     <select id="tree" resultMap="treeNodeResultMap">
         select id, parent_id, dept_name as title, id as "value", id as "key" from blade_dept where is_deleted = 0
-        <if test="_parameter!=null">
+        <if test="_parameter!=null and _parameter!=''">
             and tenant_id = #{_parameter}
         </if>
     </select>
diff --git a/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java b/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java
index e0fbada4..fbf5d64c 100644
--- a/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java
+++ b/blade-service/blade-system/src/main/java/org/springblade/system/service/impl/DeptServiceImpl.java
@@ -20,6 +20,7 @@ import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.exceptions.ApiException;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import org.springblade.core.secure.utils.AuthUtil;
 import org.springblade.core.tool.constant.BladeConstant;
 import org.springblade.core.tool.node.ForestNodeMerger;
 import org.springblade.core.tool.utils.Func;
@@ -47,6 +48,9 @@ public class DeptServiceImpl extends ServiceImpl<DeptMapper, Dept> implements ID
 
 	@Override
 	public List<DeptVO> tree(String tenantId) {
+		if (AuthUtil.isAdministrator()) {
+			tenantId = StringPool.EMPTY;
+		}
 		return ForestNodeMerger.merge(baseMapper.tree(tenantId));
 	}