diff --git a/IPython/lib/display.py b/IPython/lib/display.py
index b78ecd2..bff8572 100644
--- a/IPython/lib/display.py
+++ b/IPython/lib/display.py
@@ -323,7 +323,7 @@ class FileLink(object):
         ----------
         path : str
             path to the file or directory that should be formatted
-        directory_prefix : str
+        url_prefix : str
             prefix to be prepended to all files to form a working link [default:
             'files']
         result_html_prefix : str