diff --git a/daft/daft.pyi b/daft/daft.pyi
index 4600bf63a4..355d0e8747 100644
--- a/daft/daft.pyi
+++ b/daft/daft.pyi
@@ -226,7 +226,7 @@ class ParquetSourceConfig:
     """
 
     coerce_int96_timestamp_unit: PyTimeUnit | None
-    field_id_to_colname_mapping: list[tuple[int, str]] | None
+    field_id_mapping: dict[int, PyField] | None
 
     def __init__(
         self,