diff --git a/pandas/core/frame.py b/pandas/core/frame.py
index 79627e43d78c2..d229cd5a9d7ec 100644
--- a/pandas/core/frame.py
+++ b/pandas/core/frame.py
@@ -4193,7 +4193,7 @@ def rename(
         Parameters
         ----------
         mapper : dict-like or function
-            Dict-like or functions transformations to apply to
+            Dict-like or function transformations to apply to
             that axis' values. Use either ``mapper`` and ``axis`` to
             specify the axis to target with ``mapper``, or ``index`` and
             ``columns``.