diff --git a/openwisp_monitoring/db/backends/influxdb2/tests.py b/openwisp_monitoring/db/backends/influxdb2/tests.py
index eb3cd512..9bf8aca9 100644
--- a/openwisp_monitoring/db/backends/influxdb2/tests.py
+++ b/openwisp_monitoring/db/backends/influxdb2/tests.py
@@ -420,7 +420,7 @@ def test_retry_mechanism(self, mock_query):
 
 class TestDatabaseClientUdp(TestMonitoringMixin, TestCase):
     def test_exceed_udp_packet_limit(self):
-        # InfluxDB 2.x does not use UDP for writing data, but this test is kept
+        # InfluxDB 2.x does not use UDP for writing data, but this is kept
         # for backward compatibility reference
         timeseries_db.write(
             'test_udp_write', dict(value='O' * 66000), database=self.TEST_DB