diff --git a/music-houduan/src/main/java/com/test/musichouduan/service/impl/SingerServiceImpl.java b/music-houduan/src/main/java/com/test/musichouduan/service/impl/SingerServiceImpl.java
index d374954..3a6cf30 100644
--- a/music-houduan/src/main/java/com/test/musichouduan/service/impl/SingerServiceImpl.java
+++ b/music-houduan/src/main/java/com/test/musichouduan/service/impl/SingerServiceImpl.java
@@ -401,6 +401,7 @@ public class SingerServiceImpl implements SingerService {
 
         // 添加关联并保存
         singer.getMusics().add(music);
+        music.getSingers().add(singer);
         singerRepository.save(singer);
 
         return true;
@@ -424,6 +425,7 @@ public class SingerServiceImpl implements SingerService {
 
         // 移除关联
         singer.getMusics().remove(music);
+        music.getSingers().remove(singer);
         singerRepository.save(singer);
 
         return true;