diff --git a/sklearn/pipeline.py b/sklearn/pipeline.py
index 0bd81a3c57918..4df21618be4ee 100644
--- a/sklearn/pipeline.py
+++ b/sklearn/pipeline.py
@@ -182,6 +182,7 @@ def set_output(self, *, transform=None):
             Configure output of `transform` and `fit_transform`.
 
             - `"default"`: Default output format of a transformer
+            - `"pandas"`: DataFrame output
             - `"polars"`: Polars output
             - `None`: Transform configuration is unchanged