diff --git a/.circleci/config.yml b/.circleci/config.yml
index 351292b8..39431675 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -59,6 +59,8 @@ jobs:
           PIPENV_VENV_IN_PROJECT: true
           ENABLED_CISO_8601: << parameters.enabled-ciso-8601 >>
       - image: quay.io/influxdb/<< parameters.influxdb-image >>
+        environment:
+          INFLUXD_HTTP_BIND_ADDRESS: :8086
     steps:
       - prepare
       - client-test:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 9c2ca227..154678e0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,8 @@
 ## 1.11.0 [unreleased]
 
+### API
+ 1. [#151](https://github.com/influxdata/influxdb-client-python/pull/151): Default port changed from 9999 -> 8086
+
 ## 1.10.0 [2020-08-14]
 
 ### Features
diff --git a/README.rst b/README.rst
index 77aac9bb..7ff0a5a8 100644
--- a/README.rst
+++ b/README.rst
@@ -128,7 +128,7 @@ Please follow the `Installation`_ and then run the following:
 
    bucket = "my-bucket"
 
-   client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+   client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
    write_api = client.write_api(write_options=SYNCHRONOUS)
    query_api = client.query_api()
@@ -178,7 +178,7 @@ The following options are supported:
 .. code-block::
 
     [influx2]
-    url=http://localhost:9999
+    url=http://localhost:8086
     org=my-org
     token=my-token
     timeout=6000
@@ -270,7 +270,7 @@ The batching is configurable by ``write_options``\ :
    from influxdb_client import InfluxDBClient, Point, WriteOptions
    from influxdb_client.client.write_api import SYNCHRONOUS
 
-   _client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+   _client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
    _write_client = _client.write_api(write_options=WriteOptions(batch_size=500,
                                                                 flush_interval=10_000,
                                                                 jitter_interval=2_000,
@@ -380,7 +380,7 @@ In a ini configuration file you are able to specify default tags by ``tags`` seg
 .. code-block::
 
     [influx2]
-    url=http://localhost:9999
+    url=http://localhost:8086
     org=my-org
     token=my-token
     timeout=6000
@@ -415,7 +415,7 @@ Data are writes in an asynchronous HTTP request.
    from influxdb_client import InfluxDBClient, Point
    from influxdb_client.client.write_api import ASYNCHRONOUS
 
-   client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+   client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
    write_api = client.write_api(write_options=ASYNCHRONOUS)
 
    _point1 = Point("my_measurement").tag("location", "Prague").field("temperature", 25.3)
@@ -436,7 +436,7 @@ Data are writes in a synchronous HTTP request.
    from influxdb_client import InfluxDBClient, Point
    from influxdb_client .client.write_api import SYNCHRONOUS
 
-   client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+   client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
    write_api = client.write_api(write_options=SYNCHRONOUS)
 
    _point1 = Point("my_measurement").tag("location", "Prague").field("temperature", 25.3)
@@ -463,7 +463,7 @@ The API also support streaming ``FluxRecord`` via `query_stream <https://github.
     from influxdb_client import InfluxDBClient, Point, Dialect
     from influxdb_client.client.write_api import SYNCHRONOUS
 
-    client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+    client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
     write_api = client.write_api(write_options=SYNCHRONOUS)
     query_api = client.query_api()
@@ -542,7 +542,7 @@ The ``client`` is able to retrieve data in `Pandas DataFrame <https://pandas.pyd
     from influxdb_client import InfluxDBClient, Point, Dialect
     from influxdb_client.client.write_api import SYNCHRONOUS
 
-    client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+    client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
     write_api = client.write_api(write_options=SYNCHRONOUS)
     query_api = client.query_api()
@@ -654,7 +654,7 @@ If you would like to import gigabytes of data then use our multiprocessing examp
        .from_iterable(DictReader(open('vix-daily.csv', 'r'))) \
        .pipe(ops.map(lambda row: parse_row(row)))
 
-   client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=True)
+   client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=True)
 
    """
    Create client that writes data in batches with 50_000 items.
@@ -763,7 +763,7 @@ Efficiency write data from IOT sensor
              ops.distinct_until_changed(),
              ops.map(lambda temperature: line_protocol(temperature)))
 
-   _db_client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=True)
+   _db_client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=True)
 
    """
    Create client that writes data into InfluxDB
@@ -890,7 +890,7 @@ Gzip support
 
    from influxdb_client import InfluxDBClient
 
-   _db_client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", enable_gzip=True)
+   _db_client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", enable_gzip=True)
 
 .. marker-gzip-end
 
@@ -926,7 +926,7 @@ For more info about how configure HTTP retry see details in `urllib3 documentati
     from influxdb_client import InfluxDBClient
 
     retries = Retry(connect=5, read=2, redirect=5)
-    client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", retries=retries)
+    client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", retries=retries)
 
 Nanosecond precision
 ^^^^^^^^^^^^^^^^^^^^
@@ -956,7 +956,7 @@ that is replacement for python ``datetime.datetime`` object and also you should
     """
     Prepare client.
     """
-    client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+    client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
     write_api = client.write_api(write_options=SYNCHRONOUS)
     query_api = client.query_api()
diff --git a/docs/usage.rst b/docs/usage.rst
index b780213f..316c4beb 100644
--- a/docs/usage.rst
+++ b/docs/usage.rst
@@ -36,4 +36,4 @@ Both request header and body will be logged to standard output.
 
 .. code-block:: python
 
-    _client = InfluxDBClient(url="http://localhost:9999", token="my-token", debug=True, org="my-org")
+    _client = InfluxDBClient(url="http://localhost:8086", token="my-token", debug=True, org="my-org")
diff --git a/examples/example.py b/examples/example.py
index 3e42071e..32f75c50 100644
--- a/examples/example.py
+++ b/examples/example.py
@@ -6,7 +6,7 @@
 
 bucket = "my-bucket"
 
-client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
 write_api = client.write_api(write_options=SYNCHRONOUS)
 query_api = client.query_api()
diff --git a/examples/import_data_set.py b/examples/import_data_set.py
index 0af2b447..b3758143 100644
--- a/examples/import_data_set.py
+++ b/examples/import_data_set.py
@@ -60,7 +60,7 @@ def parse_row(row: OrderedDict):
     .from_iterable(DictReader(open('vix-daily.csv', 'r'))) \
     .pipe(ops.map(lambda row: parse_row(row)))
 
-client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=True)
+client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=True)
 
 """
 Create client that writes data in batches with 50_000 items.
diff --git a/examples/import_data_set_multiprocessing.py b/examples/import_data_set_multiprocessing.py
index 820cdc25..e234f057 100644
--- a/examples/import_data_set_multiprocessing.py
+++ b/examples/import_data_set_multiprocessing.py
@@ -41,7 +41,7 @@ class InfluxDBWriter(multiprocessing.Process):
     def __init__(self, queue):
         multiprocessing.Process.__init__(self)
         self.queue = queue
-        self.client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=False)
+        self.client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=False)
         self.write_api = self.client.write_api(
             write_options=WriteOptions(write_type=WriteType.batching, batch_size=50_000, flush_interval=10_000))
 
@@ -199,7 +199,7 @@ def init_counter(counter, progress, queue):
         '|> rename(columns: {_time: "pickup_datetime"})' \
         '|> drop(columns: ["_start", "_stop"])|> limit(n:10, offset: 0)'
 
-client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=False)
+client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=False)
 result = client.query_api().query(query=query)
 
 """
diff --git a/examples/ingest_dataframe_default_tags.py b/examples/ingest_dataframe_default_tags.py
index 4460e0c3..4e9afd3d 100644
--- a/examples/ingest_dataframe_default_tags.py
+++ b/examples/ingest_dataframe_default_tags.py
@@ -13,7 +13,7 @@
 df = pd.read_csv("vix-daily.csv")
 print(df.head())
 
-client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
 """
 Ingest DataFrame with default tags
diff --git a/examples/iot_sensor.py b/examples/iot_sensor.py
index c526a753..02c1c79c 100644
--- a/examples/iot_sensor.py
+++ b/examples/iot_sensor.py
@@ -61,7 +61,7 @@ def line_protocol(temperature):
           ops.distinct_until_changed(),
           ops.map(lambda temperature: line_protocol(temperature)))
 
-_db_client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=True)
+_db_client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=True)
 
 """
 Create client that writes data into InfluxDB
diff --git a/examples/nanosecond_precision.py b/examples/nanosecond_precision.py
index e242d282..223aa68d 100644
--- a/examples/nanosecond_precision.py
+++ b/examples/nanosecond_precision.py
@@ -12,7 +12,7 @@
 """
 Prepare client.
 """
-client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
 write_api = client.write_api(write_options=SYNCHRONOUS)
 query_api = client.query_api()
diff --git a/examples/query.py b/examples/query.py
index 85d55a1a..91581d06 100644
--- a/examples/query.py
+++ b/examples/query.py
@@ -1,7 +1,7 @@
 from influxdb_client import InfluxDBClient, Point, Dialect
 from influxdb_client.client.write_api import SYNCHRONOUS
 
-client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
 write_api = client.write_api(write_options=SYNCHRONOUS)
 query_api = client.query_api()
diff --git a/examples/query_from_file.py b/examples/query_from_file.py
index c0e7b54d..f98c887c 100644
--- a/examples/query_from_file.py
+++ b/examples/query_from_file.py
@@ -10,7 +10,7 @@
 from influxdb_client import InfluxDBClient, Point
 from influxdb_client.client.write_api import SYNCHRONOUS
 
-client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
+client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
 
 write_api = client.write_api(write_options=SYNCHRONOUS)
 query_api = client.query_api()
diff --git a/influxdb_client/client/influxdb_client.py b/influxdb_client/client/influxdb_client.py
index a791513e..deab2cab 100644
--- a/influxdb_client/client/influxdb_client.py
+++ b/influxdb_client/client/influxdb_client.py
@@ -25,7 +25,7 @@ def __init__(self, url, token, debug=None, timeout=10000, enable_gzip=False, org
         """
         Initialize defaults.
 
-        :param url: InfluxDB server API url (ex. http://localhost:9999).
+        :param url: InfluxDB server API url (ex. http://localhost:8086).
         :param token: auth token
         :param debug: enable verbose logging of http requests
         :param timeout: default http client timeout
@@ -118,7 +118,7 @@ def from_env_properties(cls, debug=None, enable_gzip=False):
             - INFLUXDB_V2_TIMEOUT
             - INFLUXDB_V2_VERIFY_SSL
         """
-        url = os.getenv('INFLUXDB_V2_URL', "http://localhost:9999")
+        url = os.getenv('INFLUXDB_V2_URL', "http://localhost:8086")
         token = os.getenv('INFLUXDB_V2_TOKEN', "my-token")
         timeout = os.getenv('INFLUXDB_V2_TIMEOUT', "10000")
         org = os.getenv('INFLUXDB_V2_ORG', "my-org")
diff --git a/notebooks/realtime-stream.ipynb b/notebooks/realtime-stream.ipynb
index e65705a9..1889f249 100644
--- a/notebooks/realtime-stream.ipynb
+++ b/notebooks/realtime-stream.ipynb
@@ -71,7 +71,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "client = InfluxDBClient(url='http://localhost:9999', token='my-token', org='my-org')"
+    "client = InfluxDBClient(url='http://localhost:8086', token='my-token', org='my-org')"
    ]
   },
   {
diff --git a/notebooks/stock-predictions.ipynb b/notebooks/stock-predictions.ipynb
index 6a28f0fd..d94c1bb8 100644
--- a/notebooks/stock-predictions.ipynb
+++ b/notebooks/stock-predictions.ipynb
@@ -103,7 +103,7 @@
     "#prices_dataset =  pd.read_csv('./prices-split-adjusted.csv', header=0)\n",
     "\n",
     "# read prices from InfluxDB 2.0 \n",
-    "client = InfluxDBClient(url=\"http://localhost:9999\", token=\"my-token\", org=\"my-org\", debug=False)\n",
+    "client = InfluxDBClient(url=\"http://localhost:8086\", token=\"my-token\", org=\"my-org\", debug=False)\n",
     "query='''\n",
     "from(bucket:\"my-bucket\")\n",
     "        |> range(start: 0, stop: now())\n",
diff --git a/notebooks/stock_predictions_import_data.py b/notebooks/stock_predictions_import_data.py
index df6befea..93996dc4 100644
--- a/notebooks/stock_predictions_import_data.py
+++ b/notebooks/stock_predictions_import_data.py
@@ -57,7 +57,7 @@ def main():
         .from_iterable(DictReader(response.iter_lines(decode_unicode=True))) \
         .pipe(ops.map(lambda row: parse_row(row)))
 
-    client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=False)
+    client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=False)
     write_api = client.write_api(write_options=WriteOptions(batch_size=50_000, flush_interval=10_000))
 
     write_api.write(bucket="my-bucket", record=data)
diff --git a/notebooks/telegraf.conf b/notebooks/telegraf.conf
index 64978115..35bc54c0 100644
--- a/notebooks/telegraf.conf
+++ b/notebooks/telegraf.conf
@@ -93,7 +93,7 @@
   ##
   ## Multiple URLs can be specified for a single cluster, only ONE of the
   ## urls will be written to each interval.
-  urls = ["http://localhost:9999/"]
+  urls = ["http://localhost:8086/"]
 
   ## Token for authentication.
   token = "my-token"
diff --git a/scripts/influxdb-onboarding.sh b/scripts/influxdb-onboarding.sh
index 4bbf3f00..85da2272 100755
--- a/scripts/influxdb-onboarding.sh
+++ b/scripts/influxdb-onboarding.sh
@@ -24,12 +24,12 @@
 set -e
 
 echo "Wait to start InfluxDB 2.0"
-wget -S --spider --tries=20 --retry-connrefused --waitretry=5 http://localhost:9999/metrics
+wget -S --spider --tries=20 --retry-connrefused --waitretry=5 http://localhost:8086/metrics
 
 echo
 echo "Post onBoarding request, to setup initial user (my-user@my-password), org (my-org) and bucketSetup (my-bucket)"
 echo
-curl -i -X POST http://localhost:9999/api/v2/setup -H 'accept: application/json' \
+curl -i -X POST http://localhost:8086/api/v2/setup -H 'accept: application/json' \
     -d '{
             "username": "my-user",
             "password": "my-password",
diff --git a/scripts/influxdb-restart.sh b/scripts/influxdb-restart.sh
index 480b8f09..434a2e59 100755
--- a/scripts/influxdb-restart.sh
+++ b/scripts/influxdb-restart.sh
@@ -49,13 +49,14 @@ echo
 docker pull ${INFLUXDB_V2_IMAGE} || true
 docker run \
        --detach \
+       --env INFLUXD_HTTP_BIND_ADDRESS=:8086 \
        --name influxdb_v2 \
        --network influx_network \
-       --publish 9999:9999 \
+       --publish 8086:8086 \
        ${INFLUXDB_V2_IMAGE}
 
 echo "Wait to start InfluxDB 2.0"
-wget -S --spider --tries=20 --retry-connrefused --waitretry=5 http://localhost:9999/metrics
+wget -S --spider --tries=20 --retry-connrefused --waitretry=5 http://localhost:8086/metrics
 
 #
 # Post onBoarding request to InfluxDB 2
diff --git a/tests/base_test.py b/tests/base_test.py
index 37737a7e..a2db8140 100644
--- a/tests/base_test.py
+++ b/tests/base_test.py
@@ -19,7 +19,7 @@ class BaseTest(unittest.TestCase):
     def setUp(self) -> None:
         self.conf = influxdb_client.configuration.Configuration()
 
-        self.host = os.getenv('INFLUXDB_V2_URL', "http://localhost:9999")
+        self.host = os.getenv('INFLUXDB_V2_URL', "http://localhost:8086")
         self.debug = False
         self.auth_token = os.getenv('INFLUXDB_V2_TOKEN', "my-token")
         self.org = os.getenv('INFLUXDB_V2_ORG', "my-org")
diff --git a/tests/config-disabled-ssl.ini b/tests/config-disabled-ssl.ini
index 72215b66..0a1aba25 100644
--- a/tests/config-disabled-ssl.ini
+++ b/tests/config-disabled-ssl.ini
@@ -1,5 +1,5 @@
 [influx2]
-url=http://localhost:9999
+url=http://localhost:8086
 org=my-org
 token=my-token
 timeout=6000
diff --git a/tests/config.ini b/tests/config.ini
index 02e24397..8b5f807b 100644
--- a/tests/config.ini
+++ b/tests/config.ini
@@ -1,5 +1,5 @@
 [influx2]
-url=http://localhost:9999
+url=http://localhost:8086
 org=my-org
 token=my-token
 timeout=6000
diff --git a/tests/test_InfluxDBClient.py b/tests/test_InfluxDBClient.py
index fbe9c0b9..34918d09 100644
--- a/tests/test_InfluxDBClient.py
+++ b/tests/test_InfluxDBClient.py
@@ -18,11 +18,11 @@ def tearDown(self) -> None:
             self.httpd_thread.join()
 
     def test_TrailingSlashInUrl(self):
-        self.client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org")
-        self.assertEqual('http://localhost:9999', self.client.api_client.configuration.host)
+        self.client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org")
+        self.assertEqual('http://localhost:8086', self.client.api_client.configuration.host)
 
-        self.client = InfluxDBClient(url="http://localhost:9999/", token="my-token", org="my-org")
-        self.assertEqual('http://localhost:9999', self.client.api_client.configuration.host)
+        self.client = InfluxDBClient(url="http://localhost:8086/", token="my-token", org="my-org")
+        self.assertEqual('http://localhost:8086', self.client.api_client.configuration.host)
 
     def test_ConnectToSelfSignedServer(self):
         import http.server
diff --git a/tests/test_QueryApiDataFrame.py b/tests/test_QueryApiDataFrame.py
index 8d8bb526..90a0dcb3 100644
--- a/tests/test_QueryApiDataFrame.py
+++ b/tests/test_QueryApiDataFrame.py
@@ -287,7 +287,7 @@ def _create_point(index) -> Point:
         self.assertGreater(len(result), 1)
 
     def test_query_without_credentials(self):
-        _client = InfluxDBClient(url="http://localhost:9999", token="my-token-wrong-credentials", org="my-org")
+        _client = InfluxDBClient(url="http://localhost:8086", token="my-token-wrong-credentials", org="my-org")
 
         with self.assertRaises(ApiException) as ae:
             query = 'from(bucket: "my-bucket")' \
diff --git a/tests/test_WriteApi.py b/tests/test_WriteApi.py
index e5f025c9..efc34409 100644
--- a/tests/test_WriteApi.py
+++ b/tests/test_WriteApi.py
@@ -374,7 +374,7 @@ def test_write_list_of_list_point_with_default_tags(self):
         self.assertEqual("LA", record[self.data_center_key])
 
     def test_check_write_permission_by_empty_data(self):
-        client = InfluxDBClient(url="http://localhost:9999", token="my-token-wrong", org="my-org")
+        client = InfluxDBClient(url="http://localhost:8086", token="my-token-wrong", org="my-org")
         write_api = client.write_api(write_options=SYNCHRONOUS)
 
         with self.assertRaises(ApiException) as cm:
@@ -739,14 +739,14 @@ def test_connection_option_from_conf_file(self):
         self.client.close()
         self.client = InfluxDBClient.from_config_file(self._path_to_config(), self.debug)
 
-        self.assertEqual("http://localhost:9999", self.client.url)
+        self.assertEqual("http://localhost:8086", self.client.url)
         self._check_connection_settings()
 
     def test_connection_option_from_env(self):
         self.client.close()
         self.client = InfluxDBClient.from_env_properties(self.debug)
 
-        self.assertEqual("http://localhost:9999", self.client.url)
+        self.assertEqual("http://localhost:8086", self.client.url)
         self._check_connection_settings()
 
     def _check_connection_settings(self):
diff --git a/tests/test_WriteApiDataFrame.py b/tests/test_WriteApiDataFrame.py
index 69dc29e9..f5dcf5eb 100644
--- a/tests/test_WriteApiDataFrame.py
+++ b/tests/test_WriteApiDataFrame.py
@@ -14,7 +14,7 @@ class DataFrameWriteTest(BaseTest):
 
     def setUp(self) -> None:
         super().setUp()
-        self.influxDb_client = InfluxDBClient(url="http://localhost:9999", token="my-token", debug=False)
+        self.influxDb_client = InfluxDBClient(url="http://localhost:8086", token="my-token", debug=False)
 
         self.write_options = WriteOptions(batch_size=10_000, flush_interval=5_000, retry_interval=3_000)
         self._write_client = WriteApi(influxdb_client=self.influxDb_client, write_options=self.write_options)
diff --git a/tests/test_WriteApiPickle.py b/tests/test_WriteApiPickle.py
index b226f7ac..309e19d1 100644
--- a/tests/test_WriteApiPickle.py
+++ b/tests/test_WriteApiPickle.py
@@ -11,7 +11,7 @@
 class InfluxDBWriterToPickle:
 
     def __init__(self):
-        self.client = InfluxDBClient(url="http://localhost:9999", token="my-token", org="my-org", debug=False)
+        self.client = InfluxDBClient(url="http://localhost:8086", token="my-token", org="my-org", debug=False)
         self.write_api = self.client.write_api(
             write_options=WriteOptions(write_type=WriteType.batching, batch_size=50_000, flush_interval=10_000))
 
diff --git a/tests/test_point.py b/tests/test_point.py
index 2807d3a0..3427602f 100644
--- a/tests/test_point.py
+++ b/tests/test_point.py
@@ -233,7 +233,7 @@ def test_DateTimeUtc(self):
         self.assertEqual("h2o,location=europe level=2i 1444897215000000000", point.to_line_protocol())
 
     def test_InstantFormatting(self):
-        instant = "1970-01-01T00:00:45.999999999Z"
+        instant = "1970-01-01T00:00:45.808680869Z"
 
         point = Point.measurement("h2o") \
             .tag("location", "europe") \