diff --git a/pyaccuwage/parser.py b/pyaccuwage/parser.py
index ab4c0b9..7ca6a37 100644
--- a/pyaccuwage/parser.py
+++ b/pyaccuwage/parser.py
@@ -176,7 +176,7 @@ class RecordBuilder(object):
     def _compile(self, entries):
         for entry in entries:
             
-            (f_range, f_name, f_length, f_desc) = entry + ['']*(4-len(entry))
+            (f_range, f_name, f_length, f_desc) = list(entry) + ['']*(4-len(entry))
 
             f_length = int(f_length)
             try: