diff --git a/pandas/core/generic.py b/pandas/core/generic.py
index 5d2a0fe66cc1d..f9afb50e1189a 100644
--- a/pandas/core/generic.py
+++ b/pandas/core/generic.py
@@ -10814,7 +10814,7 @@ def describe(
     def pct_change(
         self: NDFrameT,
         periods: int = 1,
-        fill_method: Literal["backfill", "bfill", "pad", "ffill"] = "pad",
+        fill_method: Literal["backfill", "bfill", "pad", "ffill"] | None = "pad",
         limit=None,
         freq=None,
         **kwargs,