diff --git a/py_aax_decode/native.py b/py_aax_decode/native.py
index 8410441..c977f8d 100644
--- a/py_aax_decode/native.py
+++ b/py_aax_decode/native.py
@@ -24,7 +24,6 @@ def main(in_file, out_file, dll_path=None):
         dll_path = 'C:/Program Files (x86)/Audible/Bin/AAXSDKWin.dll'
 
     dll = ctypes.CDLL(dll_path)
-	
     handle = open_file(dll, in_file)
 
     a = (dll, handle)
@@ -34,13 +33,13 @@ def main(in_file, out_file, dll_path=None):
     authenticate(*a)
 
     print('c', channels, 's', sample_rate)
-    
+
     n_chapters = get_chapter_count(*a)
     chapter_times = [get_chapter_start_time(*a, i) for i in range(n_chapters)]
-	
+
     with open(out_file + '.txt', 'w') as f:
         [f.write(str(ti) + '\n') for ti in chapter_times]
-	
+
     enc_buf = ctypes.create_string_buffer(0x400)
     dec_buf = ctypes.create_string_buffer(0x400 * 200)
 
@@ -154,7 +153,7 @@ def get_chapter_text(dll, handle, chapter_num, buf=None):
 
     if data_len.value == 0:
         return ''
-	
+
     if res != 0:
         raise Exception('AAXGetChapterText: {}'.format(res))
 
@@ -252,4 +251,3 @@ def get_max_bitrate(dll, handle):
         raise Exception('AAXGetAvgBitrate: {}'.format(res))
 
     return bitrate.value
-