diff --git a/client-barcode/freitagskasse.py b/client-barcode/freitagskasse.py
index f1f1daa..821a9ef 100644
--- a/client-barcode/freitagskasse.py
+++ b/client-barcode/freitagskasse.py
@@ -315,16 +315,16 @@ class Status:
 				show_bar()
 
 				if isinstance(command, BuyCommand):
-					muff = 0;
+					mycmd = 0;
 					if (command.includes_commodity()):
-						muff+=1;
+						mycmd+=1;
 					if (command.includes_deposit()):
-						muff+=2;
-					if (muff==1):	
+						mycmd+=2;
+					if (mycmd==1):	
 						mylabel=command.item_name()
-					if (muff==2):	
+					if (mycmd==2):	
 						mylabel="Pfand "+command.commodity_label()[:9]
-					if (muff==3):	
+					if (mycmd==3):	
 						mylabel=("%-13s" % (command.commodity_label()[:13]))+"+P"
 					print_display('\x0b%-15s %4.2f' % (mylabel[:15],abs(command.difference())));
 					print_display('\x0b\nSUMME: {%02i} %8.2f' % ((i-1),initial_balance - self.balance));