diff --git a/py-polars/docs/source/reference/config.rst b/py-polars/docs/source/reference/config.rst
index 21266d911d6c..30f55cf185bc 100644
--- a/py-polars/docs/source/reference/config.rst
+++ b/py-polars/docs/source/reference/config.rst
@@ -13,6 +13,7 @@ Config options
     Config.set_ascii_tables
     Config.set_fmt_float
     Config.set_fmt_str_lengths
+    Config.set_fmt_table_cell_list_len
     Config.set_streaming_chunk_size
     Config.set_tbl_cell_alignment
     Config.set_tbl_cols