diff --git a/RaspberryPi&JetsonNano/python/lib/waveshare_epd/epdconfig.py b/RaspberryPi&JetsonNano/python/lib/waveshare_epd/epdconfig.py
index acc43ed..d418a39 100644
--- a/RaspberryPi&JetsonNano/python/lib/waveshare_epd/epdconfig.py
+++ b/RaspberryPi&JetsonNano/python/lib/waveshare_epd/epdconfig.py
@@ -38,14 +38,14 @@ def spi_writebyte(data):
 
 def module_init():
 	GPIO.setmode(GPIO.BOARD)
-    GPIO.setwarnings(False)
-    GPIO.setup(RST_PIN, GPIO.OUT)
-    GPIO.setup(DC_PIN, GPIO.OUT)
-    GPIO.setup(CS_PIN, GPIO.OUT, initial=GPIO.HIGH)
-    GPIO.setup(BUSY_PIN, GPIO.IN)
-    SPI.max_speed_hz = 2000000
-    SPI.mode = 0b00
-    return 0
+	GPIO.setwarnings(False)
+	GPIO.setup(RST_PIN, GPIO.OUT)
+	GPIO.setup(DC_PIN, GPIO.OUT)
+	GPIO.setup(CS_PIN, GPIO.OUT, initial=GPIO.HIGH)
+	GPIO.setup(BUSY_PIN, GPIO.IN)
+	SPI.max_speed_hz = 2000000
+	SPI.mode = 0b00
+	return 0
 
 def module_exit():
 	SPI.close()