diff --git a/bonus-admin/src/main/java/com/bonus/web/controller/archive/FilesClassifyMarkController.java b/bonus-admin/src/main/java/com/bonus/web/controller/archive/FilesClassifyMarkController.java
index 6653f4e..cd132e5 100644
--- a/bonus-admin/src/main/java/com/bonus/web/controller/archive/FilesClassifyMarkController.java
+++ b/bonus-admin/src/main/java/com/bonus/web/controller/archive/FilesClassifyMarkController.java
@@ -62,12 +62,18 @@ public class FilesClassifyMarkController extends BaseController {
             return R.fail("请求出错了");
         }
     }
+
     @ApiOperation(value = "文件分类标记修改")
     @PostMapping("editArchivalCatalogue")
     @SysLog(title = "文件分类标记修改", module = "档案分类管理->文件分类标记管理", businessType = OperaType.UPDATE, details = "文件分类标记修改", logType = 1)
     @RequiresPermissions("files:classify:edit")
     public R editArchivalCatalogueTree(@RequestBody @Validated FilesClassifyMarkDto dto) {
         try {
+            // 如果在被使用，则不能修改
+            Integer isUse = service.isUseByFilesContents(dto.getId());
+            if (isUse > 0) {
+                return R.fail("该分类标记正在被使用，请勿修改");
+            }
             Integer i = service.edit(dto);
             if (i > 0) {
                 return R.ok();
@@ -79,12 +85,18 @@ public class FilesClassifyMarkController extends BaseController {
             return R.fail("请求出错了");
         }
     }
+
     @ApiOperation(value = "文件分类标记删除")
     @PostMapping("delArchivalCatalogue")
     @SysLog(title = "文件分类标记删除", module = "档案分类管理->文件分类标记管理", businessType = OperaType.DELETE, details = "文件分类标记删除", logType = 1)
     @RequiresPermissions("files:classify:del")
     public R delArchivalCatalogueTree(@RequestBody FilesClassifyMarkDto dto) {
         try {
+            // 如果在被使用，则不能删除
+            Integer isUse = service.isUseByFilesContents(dto.getId());
+            if (isUse > 0) {
+                return R.fail("该分类标记正在被使用，请勿删除");
+            }
             Integer i = service.del(dto);
             if (i > 0) {
                 return R.ok();
diff --git a/bonus-admin/src/main/java/com/bonus/web/mapper/FilesClassifyMarkMapper.java b/bonus-admin/src/main/java/com/bonus/web/mapper/FilesClassifyMarkMapper.java
index 1a1ebc3..ae97f42 100644
--- a/bonus-admin/src/main/java/com/bonus/web/mapper/FilesClassifyMarkMapper.java
+++ b/bonus-admin/src/main/java/com/bonus/web/mapper/FilesClassifyMarkMapper.java
@@ -18,4 +18,8 @@ public interface FilesClassifyMarkMapper {
     Integer edit(FilesClassifyMarkDto dto);
 
     Integer del(FilesClassifyMarkDto dto);
+
+    Integer getUseByFilesContents(String id);
+
+    Integer getUseByProFilesContents(String id);
 }
diff --git a/bonus-admin/src/main/java/com/bonus/web/service/FilesClassifyMarkService.java b/bonus-admin/src/main/java/com/bonus/web/service/FilesClassifyMarkService.java
index 96e8e31..db8487c 100644
--- a/bonus-admin/src/main/java/com/bonus/web/service/FilesClassifyMarkService.java
+++ b/bonus-admin/src/main/java/com/bonus/web/service/FilesClassifyMarkService.java
@@ -17,4 +17,6 @@ public interface FilesClassifyMarkService {
     Integer edit(FilesClassifyMarkDto dto);
 
     Integer del(FilesClassifyMarkDto dto);
+
+    Integer isUseByFilesContents(String id);
 }
diff --git a/bonus-admin/src/main/java/com/bonus/web/service/impl/FilesClassifyMarkServiceImpl.java b/bonus-admin/src/main/java/com/bonus/web/service/impl/FilesClassifyMarkServiceImpl.java
index 9510007..a06e830 100644
--- a/bonus-admin/src/main/java/com/bonus/web/service/impl/FilesClassifyMarkServiceImpl.java
+++ b/bonus-admin/src/main/java/com/bonus/web/service/impl/FilesClassifyMarkServiceImpl.java
@@ -45,4 +45,15 @@ public class FilesClassifyMarkServiceImpl implements FilesClassifyMarkService {
     public Integer del(FilesClassifyMarkDto dto) {
         return filesClassifyMarkMapper.del(dto);
     }
+
+    @Override
+    public Integer isUseByFilesContents(String id) {
+        Integer useByFilesContents = filesClassifyMarkMapper.getUseByFilesContents(id);
+        Integer useByProFilesContents = filesClassifyMarkMapper.getUseByProFilesContents(id);
+        if (useByFilesContents > 0 || useByProFilesContents > 0){
+            return 1;
+        }else {
+            return 0;
+        }
+    }
 }
diff --git a/bonus-admin/src/main/resources/mapper/FilesClassifyMarkMapper.xml b/bonus-admin/src/main/resources/mapper/FilesClassifyMarkMapper.xml
index 617d567..f8a634b 100644
--- a/bonus-admin/src/main/resources/mapper/FilesClassifyMarkMapper.xml
+++ b/bonus-admin/src/main/resources/mapper/FilesClassifyMarkMapper.xml
@@ -62,4 +62,24 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
 		ORDER BY
 			create_time DESC
 	</select>
+    <select id="getUseByFilesContents" resultType="java.lang.Integer">
+		SELECT
+			COUNT(1)
+		FROM
+			da_ky_files_contents
+		WHERE
+			del_flag = '1'
+		AND
+			classify_mark = #{id}
+	</select>
+	<select id="getUseByProFilesContents" resultType="java.lang.Integer">
+		SELECT
+			COUNT(1)
+		FROM
+			da_ky_pro_files_contents
+		WHERE
+			del_flag = '1'
+		AND
+			classify_mark = #{id}
+	</select>
 </mapper>