diff --git a/src/calibre/db/cache.py b/src/calibre/db/cache.py
index 591573d907..9201cc1062 100644
--- a/src/calibre/db/cache.py
+++ b/src/calibre/db/cache.py
@@ -2370,10 +2370,9 @@ class Cache:
         Returns all links for all fields referenced by book identified by book_id
 
         Example: Assume author A has link X, author B has link Y, tag S has link
-                 F, and tag T has link G. IF book 1 has author A and
-                 tag T, this method returns {'authors':{'A':'X'}, 'tags':{'T', 'G'}}
-                 If book 2's author is neither A nor B and has no tags, this
-                 method returns {}
+        F, and tag T has link G. IF book 1 has author A and tag T,
+        this method returns {'authors':{'A':'X'}, 'tags':{'T', 'G'}}
+        If book 2's author is neither A nor B and has no tags, this method returns {}
 
         :param book_id: the book id in question.