diff --git a/.github/workflows/package-preview.yml b/.github/workflows/package-preview.yml
index 22e774130..62c4ef3b3 100644
--- a/.github/workflows/package-preview.yml
+++ b/.github/workflows/package-preview.yml
@@ -17,7 +17,7 @@ concurrency:
 jobs:
   publish:
     name: Publish pkg.pr.new preview
-    runs-on: ubuntu-latest
+    runs-on: windows-latest
     steps:
       - uses: actions/checkout@v7
       - uses: ./.github/actions/setup-workspace
diff --git a/package.json b/package.json
index b9576eae0..8815a69a7 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "test:host-install:session:claude": "pnpm build && AGENT_BUNDLE_HOST_INSTALL_CLAUDE_SESSION=1 pnpm test:host-install:session",
     "changeset": "changeset",
     "version-packages": "changeset version",
-    "preview:publish": "pkg-pr-new publish --previewVersion --peerDeps --no-compact --no-template './packages/agent-bundle' './packages/rsc-runtime' './packages/rsc-markdown-stream' './packages/create-agent-bundle'",
+    "preview:publish": "pkg-pr-new publish --previewVersion --peerDeps --no-compact --no-template \"./packages/agent-bundle\" \"./packages/rsc-runtime\" \"./packages/rsc-markdown-stream\" \"./packages/create-agent-bundle\"",
     "pack:dry-run": "pnpm build && npm pack ./packages/agent-bundle --dry-run --json",
     "lint:release": "attw --pack --profile esm-only packages/agent-bundle && attw --pack --profile esm-only packages/rsc-runtime && attw --pack --profile esm-only packages/rsc-markdown-stream && attw --pack --profile esm-only packages/create-agent-bundle && node scripts/check-declaration-imports.mjs --strict packages/agent-bundle packages/rsc-runtime packages/rsc-markdown-stream packages/create-agent-bundle",
     "check:release": "pnpm pack:dry-run && pnpm lint:release && pnpm test:packed:release && node scripts/check-dist-fresh.mjs",