diff --git a/regression-test/suites/external_table_p0/jdbc/test_clickhouse_jdbc_catalog.groovy b/regression-test/suites/external_table_p0/jdbc/test_clickhouse_jdbc_catalog.groovy
index 65a55c70f15e2c..fba50c3341e8a8 100644
--- a/regression-test/suites/external_table_p0/jdbc/test_clickhouse_jdbc_catalog.groovy
+++ b/regression-test/suites/external_table_p0/jdbc/test_clickhouse_jdbc_catalog.groovy
@@ -88,10 +88,12 @@ suite("test_clickhouse_jdbc_catalog", "p0,external,clickhouse,external_docker,ex
             contains """QUERY: SELECT "id", "ts" FROM "doris_test"."ts"""
         }
         order_qt_func_push2 """select * from ts where ts <= unix_timestamp(from_unixtime(ts,'yyyyMMdd'));"""
+        sql "set enable_jdbc_cast_predicate_push_down = true;"
         explain {
             sql("select * from ts where ts <= unix_timestamp(from_unixtime(ts,'yyyy-MM-dd'));")
             contains """QUERY: SELECT "id", "ts" FROM "doris_test"."ts" WHERE (("ts" <= toUnixTimestamp(FROM_UNIXTIME("ts", '%Y-%m-%d'))))"""
         }
+        sql "set enable_jdbc_cast_predicate_push_down = false;"
 
         order_qt_dt_with_tz """ select * from dt_with_tz order by id; """