diff --git a/.buildkite/scripts/build-stable.sh b/.buildkite/scripts/build-stable.sh
index f20ca1db358402..e9799f11884ce2 100755
--- a/.buildkite/scripts/build-stable.sh
+++ b/.buildkite/scripts/build-stable.sh
@@ -26,9 +26,9 @@ local_cluster_partitions=$(
 {
   "name": "local-cluster",
   "command": "ci/docker-run-default-image.sh ci/stable/run-local-cluster-partially.sh",
-  "timeout_in_minutes": 30,
+  "timeout_in_minutes": 15,
   "agent": "$agent",
-  "parallelism": 5,
+  "parallelism": 10,
   "retry": 3
 }
 EOF