diff --git a/examples/software_barcode.py b/examples/software_barcode.py
index 8476bac..2fd3c18 100644
--- a/examples/software_barcode.py
+++ b/examples/software_barcode.py
@@ -1,8 +1,9 @@
 from escpos.printer import Usb
 
+
 # Adapt to your needs
 p = Usb(0x0416, 0x5011, profile="POS-5890")
 
 # Some software barcodes
 p.soft_barcode('code128', 'Hello')
-p.soft_barcode('code39', '123456')
\ No newline at end of file
+p.soft_barcode('code39', '123456')