diff --git a/sequence_reset_period/tests/test_period.py b/sequence_reset_period/tests/test_period.py
index 767ea4a..12c371d 100644
--- a/sequence_reset_period/tests/test_period.py
+++ b/sequence_reset_period/tests/test_period.py
@@ -4,7 +4,6 @@
 
 from odoo.tests import common
 from datetime import date
-from dateutil.relativedelta import relativedelta
 
 
 class TestSequence(common.TransactionCase):