diff --git a/.gitea/workflows/vm-kind-smoke.yml b/.gitea/workflows/vm-kind-smoke.yml
index ecad2af..fdcf7ea 100644
--- a/.gitea/workflows/vm-kind-smoke.yml
+++ b/.gitea/workflows/vm-kind-smoke.yml
@@ -28,4 +28,4 @@ jobs:
           set -euo pipefail
           trap '/tmp/kind delete cluster --name smoke' EXIT
           /tmp/kind create cluster --name smoke --wait 180s
-          test "$(/tmp/kind get clusters)" = smoke
+          /tmp/kind get clusters | grep -Fx smoke
diff --git a/scripts/microvm-runner-launch b/scripts/microvm-runner-launch
index 50c044e..4a29308 100755
--- a/scripts/microvm-runner-launch
+++ b/scripts/microvm-runner-launch
@@ -19,7 +19,7 @@ bridge=${RUNNER_BRIDGE:-mvrbr0}
 cloud_hypervisor=${CLOUD_HYPERVISOR:-/usr/local/bin/cloud-hypervisor}
 vm_timeout=${RUNNER_VM_TIMEOUT:-3h}
 cpus=${RUNNER_VM_CPUS:-4}
-memory=${RUNNER_VM_MEMORY:-3G}
+memory=${RUNNER_VM_MEMORY:-2G}
 gitea_instance=${GITEA_INSTANCE:-https://git.ddupan.top}
 runner_labels=${RUNNER_LABELS:-self-hosted:host,vm:host}
 token_url=${RUNNER_TOKEN_URL:-http://172.30.0.1:8787}