diff --git a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java
index e15d63b..a2241db 100644
--- a/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java
+++ b/electrmangnetic/src/main/java/com/electromagnetic/industry/software/manage/service/serviceimpl/EdTagLibraryServiceImpl.java
@@ -202,6 +202,8 @@ public class EdTagLibraryServiceImpl extends ServiceImpl<EdTagLibraryMapper, EdT
         }
         // 删除本身
         boolean isDeleted = this.removeById(tagId);
+        // 删除本身的关联关系
+        fileTagRelationMapper.delete(new LambdaQueryWrapper<FileTagRelation>().eq(FileTagRelation::getTagId, tagId));
         if (isDeleted) {
             UserThreadLocal.setSuccessInfo("", tagId, StrFormatter.format("删除了标签 {} ", tag.getTagName()));
         }