diff --git a/regression-test/pipeline/external/conf/regression-conf.groovy b/regression-test/pipeline/external/conf/regression-conf.groovy
index f04ea8574127b6..3638891d75b61a 100644
--- a/regression-test/pipeline/external/conf/regression-conf.groovy
+++ b/regression-test/pipeline/external/conf/regression-conf.groovy
@@ -71,7 +71,7 @@ excludeSuites = "000_the_start_sentinel_do_not_touch," + // keep this line as th
     "zzz_the_end_sentinel_do_not_touch" // keep this line as the last line
 
 // this directories will not be executed
-excludeDirectories = ""
+excludeDirectories = "external_table_p0/trino_connector" // unstable 
 
 customConf1 = "test_custom_conf_value"
 
diff --git a/regression-test/pipeline/p0/conf/regression-conf.groovy b/regression-test/pipeline/p0/conf/regression-conf.groovy
index c5d9a57a0b2f19..c29b5f6bcf18ca 100644
--- a/regression-test/pipeline/p0/conf/regression-conf.groovy
+++ b/regression-test/pipeline/p0/conf/regression-conf.groovy
@@ -83,6 +83,7 @@ excludeDirectories = "000_the_start_sentinel_do_not_touch," + // keep this line
     "cloud," +
     "nereids_rules_p0/subquery," +
     "workload_manager_p1," +
+    "external_table_p0/trino_connector," + // unstable
     "zzz_the_end_sentinel_do_not_touch" // keep this line as the last line
 
 customConf1 = "test_custom_conf_value"