diff --git a/.github/workflows/upload.yaml b/.github/workflows/upload.yaml
index eb96ac4..d3ddfa8 100644
--- a/.github/workflows/upload.yaml
+++ b/.github/workflows/upload.yaml
@@ -67,28 +67,23 @@ jobs:
           export VITE_BASE_URL="${CDN_ORIGIN}/${asset_prefix}"
           echo "VITE_BASE_URL=${VITE_BASE_URL}" >> "$GITHUB_ENV"
           echo "prefix=${asset_prefix}" >> "$GITHUB_OUTPUT"
+          echo "base-url=${VITE_BASE_URL}" >> "$GITHUB_OUTPUT"
           calcit calcit.cirru js
           node --test scripts/upgrade.test.mjs
           yarn vite build --base="$VITE_BASE_URL"
 
-      - name: Verify CDN asset references
-        run: node scripts/verify-cdn-build.mjs
-
       - name: Upload static assets to COS
         if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
-        uses: worktools/cos-upload-action@0ce57b26b03dbdd27a4a544a06d453415932c62d # v1.0.0
+        uses: worktools/cos-upload-action@a8222e494b880b775cb8fe1ce9cc974d3ffc84cf # v1.1.0
         with:
           source-dir: dist
           bucket: ${{ secrets.COS_BUCKET }}
           region: ap-shanghai
           prefix: ${{ steps.asset-path.outputs.prefix }}
+          public-base-url: ${{ steps.asset-path.outputs.base-url }}
           secret-id: ${{ secrets.COS_SECRET_ID }}
           secret-key: ${{ secrets.COS_SECRET_KEY }}
 
-      - name: Verify uploaded CDN assets
-        if: github.event_name == 'push' || github.event.pull_request.head.repo.full_name == github.repository
-        run: node scripts/verify-cdn-build.mjs --remote
-
       - name: Deploy to server
         id: deploy
         if: github.event_name == 'push' && github.ref == 'refs/heads/main'
diff --git a/scripts/verify-cdn-build.mjs b/scripts/verify-cdn-build.mjs
deleted file mode 100644
index 44ddf7a..0000000
--- a/scripts/verify-cdn-build.mjs
+++ /dev/null
@@ -1,64 +0,0 @@
-import { existsSync, readFileSync, statSync } from 'node:fs';
-import { join } from 'node:path';
-
-const base = process.env.VITE_BASE_URL;
-
-if (!base || !base.startsWith('https://') || !base.endsWith('/')) {
-  throw new Error('VITE_BASE_URL must be an absolute HTTPS URL ending in /');
-}
-
-const html = readFileSync('dist/index.html', 'utf8');
-const assetUrls = [...html.matchAll(/(?:src|href)="(https:\/\/cos-sh\.tiye\.me\/[^\"]+)"/g)].map(
-  (match) => match[1],
-);
-
-if (!assetUrls.some((url) => url.endsWith('.js'))) {
-  throw new Error('Built HTML must load JavaScript from COS');
-}
-
-const assets = assetUrls.map((url) => {
-  if (!url.startsWith(base)) {
-    throw new Error(`Asset URL is outside VITE_BASE_URL: ${url}`);
-  }
-
-  const relativePath = decodeURIComponent(url.slice(base.length));
-  const localPath = join('dist', relativePath);
-  if (!relativePath.startsWith('assets/') || !existsSync(localPath)) {
-    throw new Error(`Asset URL has no matching local build output: ${url}`);
-  }
-
-  return { url, localPath };
-});
-
-console.log(`Verified ${assets.length} local COS asset reference(s) under ${base}`);
-
-if (process.argv.includes('--remote')) {
-  for (const { url, localPath } of assets) {
-    let verified = false;
-
-    for (let attempt = 0; attempt < 6; attempt += 1) {
-      try {
-        const separator = url.includes('?') ? '&' : '?';
-        const response = await fetch(
-          `${url}${separator}run=${process.env.GITHUB_RUN_ID ?? 'local'}-${attempt}`,
-          { cache: 'no-store' },
-        );
-        const body = await response.arrayBuffer();
-        if (response.ok && body.byteLength === statSync(localPath).size) {
-          verified = true;
-          break;
-        }
-      } catch {
-        // CDN propagation can briefly fail after the upload.
-      }
-
-      await new Promise((resolve) => setTimeout(resolve, 2000));
-    }
-
-    if (!verified) {
-      throw new Error(`Uploaded asset was not available from the CDN: ${url}`);
-    }
-  }
-
-  console.log(`Verified ${assets.length} uploaded asset(s) through the public CDN`);
-}