X-Git-Url: https://git.mdrn.pl/wolnelektury.git/blobdiff_plain/2b447a437065ce4bd982562f6fd0c2877074c2da..0b83514c0335addda3b76710aec04df93f85479d:/src/catalogue/fields.py

diff --git a/src/catalogue/fields.py b/src/catalogue/fields.py
index ebe4df17e..2b2d6a6da 100644
--- a/src/catalogue/fields.py
+++ b/src/catalogue/fields.py
@@ -106,7 +106,7 @@ class BuildEbook(Task):
     def build(self, fieldfile):
         book = fieldfile.instance
         out = self.transform(book.wldocument(), fieldfile)
-        fieldfile.save(None, File(open(out.get_filename())), save=False)
+        fieldfile.save(None, File(open(out.get_filename(), 'rb')), save=False)
         self.set_file_permissions(fieldfile)
         if book.pk is not None:
             books = type(book).objects.filter(pk=book.pk)