diff --git a/tests/app/celery/test_letters_pdf_tasks.py b/tests/app/celery/test_letters_pdf_tasks.py
index 027ac031f..05c5bd40e 100644
--- a/tests/app/celery/test_letters_pdf_tasks.py
+++ b/tests/app/celery/test_letters_pdf_tasks.py
@@ -1,4 +1,3 @@
-import time
 from flask import current_app
 
 from unittest.mock import call