diff --git a/.buildkite/scripts/steps/es_serverless/promote_es_serverless_image.sh b/.buildkite/scripts/steps/es_serverless/promote_es_serverless_image.sh
index ef0550df794972..df58d534bb4f91 100755
--- a/.buildkite/scripts/steps/es_serverless/promote_es_serverless_image.sh
+++ b/.buildkite/scripts/steps/es_serverless/promote_es_serverless_image.sh
@@ -74,6 +74,7 @@ cat << EOF | buildkite-agent pipeline upload
 steps:
   - label: "Builds Kibana VM images for cache update"
     trigger: kibana-vm-images
+    async: true
     build:
       env:
         IMAGES_CONFIG="kibana/images.yml"
diff --git a/.buildkite/scripts/steps/es_snapshots/promote.sh b/.buildkite/scripts/steps/es_snapshots/promote.sh
index 3e7abc9c3d0c28..7028cafd6e3f75 100755
--- a/.buildkite/scripts/steps/es_snapshots/promote.sh
+++ b/.buildkite/scripts/steps/es_snapshots/promote.sh
@@ -20,6 +20,7 @@ if [[ "$BUILDKITE_BRANCH" == "main" ]]; then
 steps:
   - label: "Builds Kibana VM images for cache update"
     trigger: kibana-vm-images
+    async: true
     build:
       env:
         IMAGES_CONFIG="kibana/images.yml"