diff --git a/adafruit_pn532/i2c.py b/adafruit_pn532/i2c.py
index d4f46b4..63c4365 100644
--- a/adafruit_pn532/i2c.py
+++ b/adafruit_pn532/i2c.py
@@ -32,6 +32,7 @@ except ImportError:
 
 _I2C_ADDRESS = const(0x24)
 
+
 class PN532_I2C(PN532):
     """Driver for the PN532 connected over I2C."""