diff --git a/src/calibre/ebooks/metadata/sources/amazon.py b/src/calibre/ebooks/metadata/sources/amazon.py
index 15282ad896..61b555b041 100644
--- a/src/calibre/ebooks/metadata/sources/amazon.py
+++ b/src/calibre/ebooks/metadata/sources/amazon.py
@@ -23,7 +23,7 @@ from calibre.ebooks.metadata.book.base import Metadata
 from calibre.library.comments import sanitize_comments_html
 from calibre.utils.date import parse_date
 
-class Worker(Thread): # {{{
+class Worker(Thread): # Get details {{{
 
     '''
     Get book details from amazons book page in a separate thread