diff --git a/judge/bridge/judge_handler.py b/judge/bridge/judge_handler.py
index e36c9f8..1efd45a 100644
--- a/judge/bridge/judge_handler.py
+++ b/judge/bridge/judge_handler.py
@@ -570,13 +570,6 @@ class JudgeHandler(ZlibPacketHandler):
             event.post("contest_%d" % participation.contest_id, {"type": "update"})
         self._post_update_submission(submission.id, "grading-end", done=True)
 
-        # Clean up submission source file (if any)
-        # source_file = cache.get(f"submission_source_file:{submission.id}")
-        # if source_file:
-        #     filepath = os.path.join(settings.DMOJ_SUBMISSION_ROOT, source_file)
-        #     if os.path.exists(filepath):
-        #         os.remove(filepath)
-
     def on_compile_error(self, packet):
         logger.info(
             "%s: Submission failed to compile: %s", self.name, packet["submission-id"]
diff --git a/judge/views/problem.py b/judge/views/problem.py
index 3022f8f..7fec6fb 100644
--- a/judge/views/problem.py
+++ b/judge/views/problem.py
@@ -1118,7 +1118,6 @@ def problem_submit(request, problem, submission=None):
 
             # Save a query
             model.source = source
-            cache.set(f"submission_source_file:{model.id}", form.source_file_name, 3600)
             model.judge(rejudge=False, judge_id=form.cleaned_data["judge"])
 
             return HttpResponseRedirect(