diff --git a/src/daft-scan/src/lib.rs b/src/daft-scan/src/lib.rs
index ab50a83a8c..101d77c59d 100644
--- a/src/daft-scan/src/lib.rs
+++ b/src/daft-scan/src/lib.rs
@@ -956,6 +956,7 @@ mod test {
             coerce_int96_timestamp_unit: TimeUnit::Seconds,
             field_id_mapping: None,
             row_groups: None,
+            chunk_size: None,
         });
 
         ScanTask::new(