diff --git a/superset/dashboards/schemas.py b/superset/dashboards/schemas.py
index 0c83d61a8ef49..0f85fbf61c500 100644
--- a/superset/dashboards/schemas.py
+++ b/superset/dashboards/schemas.py
@@ -108,8 +108,8 @@ def validate_json_metadata(value: Union[bytes, bytearray, str]) -> None:
 class DashboardJSONMetadataSchema(Schema):
     # native_filter_configuration is for dashboard-native filters
     native_filter_configuration = fields.List(fields.Dict(), allow_none=True)
-    # chart_configuration is for dashboard-native filters
-    chart_configuration = fields.List(fields.Dict(), allow_none=True)
+    # chart_configuration for now keeps data about cross-filter scoping for charts
+    chart_configuration = fields.Dict()
     # filter_sets_configuration is for dashboard-native filters
     filter_sets_configuration = fields.List(fields.Dict(), allow_none=True)
     timed_refresh_immune_slices = fields.List(fields.Integer())