diff --git a/files/classes/submission.py b/files/classes/submission.py
index 4faf08c7be..83909cc24a 100644
--- a/files/classes/submission.py
+++ b/files/classes/submission.py
@@ -1,4 +1,3 @@
-from _typeshed import Self
 from flask import render_template, g
 from sqlalchemy import *
 from sqlalchemy.orm import relationship, deferred