diff --git a/server/apps/certset/models.py b/server/apps/certset/models.py
index ccf5361..65e6f34 100644
--- a/server/apps/certset/models.py
+++ b/server/apps/certset/models.py
@@ -64,7 +64,7 @@ class EvaluationSheet(CommonAModel):
     """
     评审表
     """
-    cert_field = models.ForeignKey(Dict, verbose_name='涉及认证领域', related_name='application_cert_field')
+    cert_field = models.ForeignKey(Dict, verbose_name='涉及认证领域', related_name='application_cert_field', on_delete=models.CASCADE)
     major = models.ManyToManyField(Dict, verbose_name='涉及CCC/pv/cnas分类', related_name='application_major')
     is_default = models.BooleanField('是否该领域默认', default=False)
     class Meta:
@@ -76,7 +76,7 @@ class EvaluationSheet(CommonAModel):
 
 class EvaluationItem(CommonAModel):
     content = models.TextField('内容', blank=True)
-    sheet = models.ForeignKey(EvaluationSheet, verbose_name='所属评审表')
+    sheet = models.ForeignKey(EvaluationSheet, verbose_name='所属评审表', on_delete=models.CASCADE)
     class Meta:
         verbose_name = '评审表项目'
         verbose_name_plural = verbose_name