diff --git a/pandas/core/generic.py b/pandas/core/generic.py
index 8da3bae190f82..dc0d25848886f 100644
--- a/pandas/core/generic.py
+++ b/pandas/core/generic.py
@@ -6438,6 +6438,7 @@ def fillna(
             return result.__finalize__(self, method="fillna")
 
     @final
+    @doc(klass=_shared_doc_kwargs["klass"])
     def ffill(
         self: FrameOrSeries,
         axis=None,
@@ -6460,6 +6461,7 @@ def ffill(
     pad = ffill
 
     @final
+    @doc(klass=_shared_doc_kwargs["klass"])
     def bfill(
         self: FrameOrSeries,
         axis=None,