From 9689cb7c6e2da8630609e16fc216251a683051d3 Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Sat, 9 Aug 2014 08:44:59 +0530
Subject: [PATCH] Fix #1354624 [Compare AZW3 to ORIGINAL_AZW3 gives ValueError
 Not a ZIP file](https://bugs.launchpad.net/calibre/+bug/1354624)

---
 src/calibre/ebooks/oeb/polish/container.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/calibre/ebooks/oeb/polish/container.py b/src/calibre/ebooks/oeb/polish/container.py
index 710cd0ce84..10ddcaeebd 100644
--- a/src/calibre/ebooks/oeb/polish/container.py
+++ b/src/calibre/ebooks/oeb/polish/container.py
@@ -1230,7 +1230,7 @@ class AZW3Container(Container):
 def get_container(path, log=None, tdir=None, tweak_mode=False):
     if log is None:
         log = default_log
-    ebook = (AZW3Container if path.rpartition('.')[-1].lower() in {'azw3', 'mobi'}
+    ebook = (AZW3Container if path.rpartition('.')[-1].lower() in {'azw3', 'mobi', 'original_azw3'}
             else EpubContainer)(path, log, tdir=tdir)
     ebook.tweak_mode = tweak_mode
     return ebook