diff --git a/tests/sql/data_types/cast_types.sql b/tests/sql/data_types/cast_types.sql
index 59db51b..2de82ab 100644
--- a/tests/sql/data_types/cast_types.sql
+++ b/tests/sql/data_types/cast_types.sql
@@ -1,3 +1,5 @@
+-- pending: trino Rust driver seems to have problems with NULL in certain columns
+
 -- CAST(NULL AS <type>) for common types.
 CREATE OR REPLACE TABLE __result1 AS
 SELECT