diff --git a/test/verb/test_check_caret_rclcpp.py b/test/verb/test_check_caret_rclcpp.py
index 351c1c9..962a68f 100644
--- a/test/verb/test_check_caret_rclcpp.py
+++ b/test/verb/test_check_caret_rclcpp.py
@@ -84,4 +84,5 @@ def test_validate_ros_distribution(self, mocker, caplog):
             RclcppCheck('')
         except SystemExit:
             assert len(caplog.records) == 1
-            assert f'There is no need to build packages using caret-rclcpp under ROS 2 iron.' in caplog.messages[0]
+            assert 'There is no need to build packages ' \
+                'using caret-rclcpp under ROS 2 iron.' in caplog.messages[0]