diff --git a/adafruit_ble_lywsd03mmc.py b/adafruit_ble_lywsd03mmc.py
index dc653dc..04edb2d 100644
--- a/adafruit_ble_lywsd03mmc.py
+++ b/adafruit_ble_lywsd03mmc.py
@@ -66,11 +66,9 @@ def __init__(self, service=None):
     def temperature_humidity(self):
         """Return a tuple of (temperature, humidity)."""
         if self._readings_buf is None:
-            self._readings_buf = bytearray(
-                self.readings.packet_size  # pylint: disable=no-member
-            )
+            self._readings_buf = bytearray(self.readings.incoming_packet_length)
         data = self._readings_buf
-        length = self.readings.readinto(data)  # pylint: disable=no-member
+        length = self.readings.readinto(data)
         if length > 0:
             low_temp, high_temp, hum = struct.unpack_from("<BBB", data)
             sign = high_temp & 0x80
diff --git a/examples/ble_lywsd03mmc_simpletest.py b/examples/ble_lywsd03mmc_simpletest.py
index 792dba9..23b99f8 100644
--- a/examples/ble_lywsd03mmc_simpletest.py
+++ b/examples/ble_lywsd03mmc_simpletest.py
@@ -5,9 +5,7 @@
 import time
 
 import adafruit_ble
-from adafruit_ble.advertising.standard import (
-    Advertisement,
-)
+from adafruit_ble.advertising.standard import Advertisement
 from adafruit_ble_lywsd03mmc import LYWSD03MMCService
 
 # PyLint can't find BLERadio for some reason so special case it here.