diff --git a/src/calibre/db/cache.py b/src/calibre/db/cache.py
index 3a23c8ed4a..fd20ae8c9b 100644
--- a/src/calibre/db/cache.py
+++ b/src/calibre/db/cache.py
@@ -606,7 +606,7 @@ class Cache(object):
         ''' Like :meth:`get_metadata` except that it returns a ProxyMetadata
         object that only reads values from the database on demand. This is much
         faster than get_metadata when only a small number of fields need to be
-        accessed from the reutrned metadata object. '''
+        accessed from the returned metadata object. '''
         return ProxyMetadata(self, book_id)
 
     @api