diff --git a/zc-business/src/main/java/com/zc/business/mapper/DcEventImportantFileMapper.java b/zc-business/src/main/java/com/zc/business/mapper/DcEventImportantFileMapper.java
index b0a4af04..fe605623 100644
--- a/zc-business/src/main/java/com/zc/business/mapper/DcEventImportantFileMapper.java
+++ b/zc-business/src/main/java/com/zc/business/mapper/DcEventImportantFileMapper.java
@@ -4,6 +4,7 @@ import java.util.List;
 
 import com.ruoyi.common.core.domain.AjaxResult;
 import com.zc.business.domain.DcEventImportantFile;
+import org.apache.ibatis.annotations.Param;
 
 /**
  * 重要事件文件内容Mapper接口
@@ -61,6 +62,16 @@ public interface DcEventImportantFileMapper
      */
     int deleteDcEventImportantFileByEventIds(String[] ids);
 
+
+    /**
+     * 删除重要事件文件内容
+     *
+     * @param eventId 事件id
+     * @param type 类型
+     * @return 结果
+     */
+    int deleteDcEventImportantFile(@Param("eventId") String eventId, @Param("type") String type);
+
     /**
      * 获取重要事件状态
      *
diff --git a/zc-business/src/main/java/com/zc/business/service/impl/DcEventImportantFileServiceImpl.java b/zc-business/src/main/java/com/zc/business/service/impl/DcEventImportantFileServiceImpl.java
index dffd4471..e19764b3 100644
--- a/zc-business/src/main/java/com/zc/business/service/impl/DcEventImportantFileServiceImpl.java
+++ b/zc-business/src/main/java/com/zc/business/service/impl/DcEventImportantFileServiceImpl.java
@@ -86,6 +86,10 @@ public class DcEventImportantFileServiceImpl implements IDcEventImportantFileSer
         if (StringUtils.isEmpty(dcEventImportantFile.getEventId())){
             return AjaxResult.error("事件id不能为空!");
         }
+        if ("1".equals(dcEventImportantFile.getType()) || "3".equals(dcEventImportantFile.getType())){
+            dcEventImportantFileMapper.deleteDcEventImportantFile(dcEventImportantFile.getEventId(),dcEventImportantFile.getType());
+        }
+        dcEventImportantFileMapper.selectDcEventImportantFileList(dcEventImportantFile);
         int i = dcEventImportantFileMapper.insertDcEventImportantFile(dcEventImportantFile);
         if (i > 0){
             if (StringUtils.isNotEmpty(dcEventImportantFile.getStatus()) && "1".equals(dcEventImportantFile.getStatus())) {
diff --git a/zc-business/src/main/resources/mapper/business/DcEventImportantFileMapper.xml b/zc-business/src/main/resources/mapper/business/DcEventImportantFileMapper.xml
index f292981c..5e80d5f0 100644
--- a/zc-business/src/main/resources/mapper/business/DcEventImportantFileMapper.xml
+++ b/zc-business/src/main/resources/mapper/business/DcEventImportantFileMapper.xml
@@ -111,4 +111,7 @@ PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
             #{id}
         </foreach>
     </delete>
+    <delete id="deleteDcEventImportantFile">
+        delete from dc_event_important_file where event_id = #{eventId} and type = #{type}
+    </delete>
 </mapper>
\ No newline at end of file