diff --git a/mooc/models/__init__.py b/mooc/models/__init__.py
index df63918..824e789 100644
--- a/mooc/models/__init__.py
+++ b/mooc/models/__init__.py
@@ -35,6 +35,7 @@ from mooc.models.uni_account import (
 )
 
 from mooc.models.core import (
+    ImsCoreAttachment,
     ImsCoreCache,
     ImsCoreCron,
     ImsCoreCronRecord,
@@ -113,6 +114,7 @@ def verify_all_models():
         'ims_uni_verifycode',
         
         # ImsCore 相关表名
+        "ims_core_attachment"
         "ims_core_cache",
         "ims_core_cron",
         "ims_core_cron_record",