diff --git a/csvtrans.py b/csvtrans.py
index ce2c762..b4a04cd 100755
--- a/csvtrans.py
+++ b/csvtrans.py
@@ -24,6 +24,11 @@ columns = lines[0].split(';')
 new_head = []
 column_to_column = []
 
+name_to_column = {}
+
+for i,n in enumerate(lines[0]):
+	name_to_column[n] = i
+
 for i,c in enumerate(columns_wanted):
 	if c.find('=') != -1:
 		old_name, new_name = c.split('=')
@@ -42,7 +47,6 @@ for i,c in enumerate(columns_wanted):
 			print('Error: The column %s does not exist!' % (old_name))
 			sys.exit(1)
 
-
 	column_to_column.append(index_old)	
 
 new_lines = []