diff --git a/src/calibre/ebooks/metadata/sources/base.py b/src/calibre/ebooks/metadata/sources/base.py
index 77cc8eaba8..ac95860f66 100644
--- a/src/calibre/ebooks/metadata/sources/base.py
+++ b/src/calibre/ebooks/metadata/sources/base.py
@@ -109,7 +109,7 @@ def get_cached_cover_urls(mi):
             yield (p, url)
 
 def cap_author_token(token):
-    if lower(token) in ('von', 'de', 'el', 'van'):
+    if lower(token) in ('von', 'de', 'el', 'van', 'le'):
         return lower(token)
     return capitalize(token)