--- a/src/pyams_file/file.py	Wed Sep 02 15:30:59 2015 +0200
+++ b/src/pyams_file/file.py	Tue Sep 08 17:15:57 2015 +0200
@@ -196,7 +196,7 @@
 
 
 def get_magic_content_type(input):
-    """Get content-type based on magic library"""
+    """Get content-type based on magic library as *bytes*"""
     if magic is not None:
         if hasattr(input, 'seek'):
             input.seek(0)