diff --git a/tests/queries/0_stateless/00763_lock_buffer_long.sh b/tests/queries/0_stateless/00763_lock_buffer_long.sh
index 6871296b480..046e4efaa85 100755
--- a/tests/queries/0_stateless/00763_lock_buffer_long.sh
+++ b/tests/queries/0_stateless/00763_lock_buffer_long.sh
@@ -1,5 +1,6 @@
 #!/usr/bin/env bash
 # Tags: long, no-s3-storage, no-msan, no-asan, no-tsan, no-debug
+# Some kind of stress test, it doesn't make sense to test in a non-release build
 
 set -e