diff --git a/journals/templatetags/publication_administration.py b/journals/templatetags/publication_administration.py
index 244f3aae6b15eba3a0c01fe28d7de9d33dd3d32f..70ddd6b824a7e1cb0bf01750f0c217c89d83c92e 100644
--- a/journals/templatetags/publication_administration.py
+++ b/journals/templatetags/publication_administration.py
@@ -24,6 +24,6 @@ def authors_in_right_order(publication):
         return False
     list_of_authors = publication.author_list.split(',')
     for author in publication.authors.all():
-        if author.last_name not in list_of_authors[author.order]:
+        if author.last_name not in list_of_authors[author.order - 1]:
             return False
     return True