diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 16f5980..7041c0a 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -38,7 +38,7 @@ jobs:
       - name: Concurrency check (vpnruntime race)
         run: go test -race ./internal/vpnruntime
       - name: One-shot vpnruntime guard script
-        run: pwsh -NoProfile -ExecutionPolicy Bypass -File scripts/smoke/run-vpnruntime-ci-guards.ps1 -AntiFlakeCount 20 -TargetedCount 50
+        run: pwsh -NoProfile -ExecutionPolicy Bypass -File ../../scripts/smoke/run-vpnruntime-ci-guards.ps1 -AntiFlakeCount 20 -TargetedCount 50
 
   worker:
     runs-on: ubuntu-24.04