diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysDeptService.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysDeptService.java
index cd984d865..bf16642fe 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysDeptService.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/ISysDeptService.java
@@ -92,14 +92,6 @@ public interface ISysDeptService {
      */
     boolean checkDeptNameUnique(SysDeptBo dept);
 
-    /**
-     * 校验部门类别编码是否唯一
-     *
-     * @param dept 部门信息
-     * @return 结果
-     */
-    boolean checkDeptCategoryUnique(SysDeptBo dept);
-
     /**
      * 校验部门是否有数据权限
      *
diff --git a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java
index cb3f340d8..505403642 100644
--- a/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java
+++ b/ruoyi-modules/ruoyi-system/src/main/java/org/dromara/system/service/impl/SysDeptServiceImpl.java
@@ -218,20 +218,6 @@ public class SysDeptServiceImpl implements ISysDeptService, DeptService {
         return !exist;
     }
 
-    /**
-     * 校验部门类别编码是否唯一
-     *
-     * @param dept 部门信息
-     * @return 结果
-     */
-    @Override
-    public boolean checkDeptCategoryUnique(SysDeptBo dept) {
-        boolean exist = baseMapper.exists(new LambdaQueryWrapper<SysDept>()
-            .eq(SysDept::getDeptCategory, dept.getDeptCategory())
-            .ne(ObjectUtil.isNotNull(dept.getDeptId()), SysDept::getDeptId, dept.getDeptId()));
-        return !exist;
-    }
-
     /**
      * 校验部门是否有数据权限
      *