diff --git a/pandas/core/generic.py b/pandas/core/generic.py
index 756de479a471a..4c963622acf00 100644
--- a/pandas/core/generic.py
+++ b/pandas/core/generic.py
@@ -1663,7 +1663,7 @@ def _reindex_multi(self, axes, copy, fill_value):
 
         Parameters
         ----------
-        index : array-like, optional
+        labels : array-like
             New labels / index to conform to. Preferably an Index object to
             avoid duplicating data
         axis : %(axes_single_arg)s