diff --git a/tests/core_tests.py b/tests/core_tests.py
index 26fca602b145b..ac641cf68c743 100644
--- a/tests/core_tests.py
+++ b/tests/core_tests.py
@@ -37,8 +37,8 @@
 import pandas as pd
 import sqlalchemy as sqla
 
+from tests.test_app import app  # isort:skip
 import superset.views.utils
-from tests.test_app import app
 from superset import (
     dataframe,
     db,