diff --git a/bigframes/dtypes.py b/bigframes/dtypes.py
index 079f0cc27a..cd35e380c0 100644
--- a/bigframes/dtypes.py
+++ b/bigframes/dtypes.py
@@ -375,7 +375,7 @@ def cast_ibis_value(
         ),
         ibis_dtypes.float64: (ibis_dtypes.string, ibis_dtypes.int64),
         ibis_dtypes.string: (ibis_dtypes.int64, ibis_dtypes.float64),
-        ibis_dtypes.date: (),
+        ibis_dtypes.date: (ibis_dtypes.string,),
         ibis_dtypes.Decimal(precision=38, scale=9): (ibis_dtypes.float64,),
         ibis_dtypes.Decimal(precision=76, scale=38): (ibis_dtypes.float64,),
         ibis_dtypes.time: (),
diff --git a/tests/system/small/test_series.py b/tests/system/small/test_series.py
index c8bd0f7afd..6bb5c4755c 100644
--- a/tests/system/small/test_series.py
+++ b/tests/system/small/test_series.py
@@ -2498,6 +2498,7 @@ def test_mask_custom_value(scalars_dfs):
         # with timezone conversions, so we'll allow it.
         ("timestamp_col", pd.ArrowDtype(pa.timestamp("us"))),
         ("datetime_col", pd.ArrowDtype(pa.timestamp("us", tz="UTC"))),
+        ("date_col", "string[pyarrow]"),
         # TODO(bmil): fix Ibis bug: BigQuery backend rounds to nearest int
         # ("float64_col", "Int64"),
         # TODO(bmil): decide whether to fix Ibis bug: BigQuery backend