diff --git a/archivebox/extractors/readability.py b/archivebox/extractors/readability.py
index bc6d6656..7e5ed592 100644
--- a/archivebox/extractors/readability.py
+++ b/archivebox/extractors/readability.py
@@ -87,6 +87,7 @@ def save_readability(link: Link, out_dir: Optional[str]=None, timeout: int=TIMEO
         cmd = [
             DEPENDENCIES['READABILITY_BINARY']['path'],
             temp_doc.name,
+            link.url,
         ]
 
         result = run(cmd, cwd=out_dir, timeout=timeout)