diff --git a/src/main/java/com/ycwl/basic/service/pc/impl/FaceServiceImpl.java b/src/main/java/com/ycwl/basic/service/pc/impl/FaceServiceImpl.java
index 2f847838..448c489a 100644
--- a/src/main/java/com/ycwl/basic/service/pc/impl/FaceServiceImpl.java
+++ b/src/main/java/com/ycwl/basic/service/pc/impl/FaceServiceImpl.java
@@ -1143,13 +1143,6 @@ public class FaceServiceImpl implements FaceService {
                 throw new BaseException("人脸不存在");
             }
 
-            // 在重新匹配前，删除该人脸的旧数据关系（member_source 和 member_video）
-            log.debug("删除人脸旧关系数据：faceId={}, memberId={}", faceId, face.getMemberId());
-            sourceMapper.deleteNotBuyFaceRelation(face.getMemberId(), faceId);
-            videoMapper.deleteNotBuyFaceRelations(face.getMemberId(), faceId);
-            memberRelationRepository.clearSCacheByFace(faceId);
-            log.debug("人脸旧关系数据删除完成：faceId={}", faceId);
-
             List<FaceSampleEntity> faceSamples = faceSampleMapper.listByIds(faceSampleIds);
             if (faceSamples.isEmpty()) {
                 log.warn("未找到指定的人脸样本，faceSampleIds: {}", faceSampleIds);
@@ -1220,6 +1213,13 @@ public class FaceServiceImpl implements FaceService {
             List<Long> sampleListIds = mergedResult.getSampleListIds();
             if (sampleListIds != null && !sampleListIds.isEmpty()) {
                 try {
+                    // 在保存新关系前，删除该人脸的旧数据关系（member_source 和 member_video）
+                    log.debug("删除人脸旧关系数据：faceId={}, memberId={}", faceId, face.getMemberId());
+                    sourceMapper.deleteNotBuyFaceRelation(face.getMemberId(), faceId);
+                    videoMapper.deleteNotBuyFaceRelations(face.getMemberId(), faceId);
+                    memberRelationRepository.clearSCacheByFace(faceId);
+                    log.debug("人脸旧关系数据删除完成：faceId={}", faceId);
+
                     List<MemberSourceEntity> memberSourceEntityList = processMemberSources(sampleListIds, face);
 
                     if (!memberSourceEntityList.isEmpty()) {