diff --git a/tests/ci/fast_test_check.py b/tests/ci/fast_test_check.py
index 2734102be3f..25c8001903c 100644
--- a/tests/ci/fast_test_check.py
+++ b/tests/ci/fast_test_check.py
@@ -14,6 +14,7 @@ from docker_pull_helper import get_image_with_version
 from commit_status_helper import post_commit_status
 from clickhouse_helper import ClickHouseHelper, mark_flaky_tests, prepare_tests_results_for_clickhouse
 from stopwatch import Stopwatch
+import sys
 
 NAME = 'Fast test (actions)'
 
@@ -142,3 +143,9 @@ if __name__ == "__main__":
 
     prepared_events = prepare_tests_results_for_clickhouse(pr_info, test_results, state, stopwatch.duration_seconds, stopwatch.start_time_str, report_url, NAME)
     ch_helper.insert_events_into(db="gh-data", table="checks", events=prepared_events)
+
+    # Refuse other checks to run if fast test failed
+    for test_result in test_results:
+        status = test_result[1]
+        if status != "OK":
+            sys.exit(1)