diff --git a/.github/workflows/ci-bun-compress.yml b/.github/workflows/ci-bun-compress.yml
new file mode 100644
index 00000000..48ad32d1
--- /dev/null
+++ b/.github/workflows/ci-bun-compress.yml
@@ -0,0 +1,32 @@
+name: ci-bun-compress
+on:
+  push:
+    branches: [main]
+    paths:
+      - 'packages/bun-compress/**'
+  pull_request:
+    branches: ['*']
+    paths:
+      - 'packages/bun-compress/**'
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 20.x
+      - run: yarn workspaces focus hono-middleware @hono/bun-compress
+      - run: yarn workspace @hono/bun-compress build
+      - run: yarn workspace @hono/bun-compress publint
+      - run: yarn workspace @hono/bun-compress typecheck
+      - run: yarn eslint packages/bun-compress
+      - run: yarn test --coverage --project @hono/bun-compress
+      - uses: codecov/codecov-action@v5
+        with:
+          fail_ci_if_error: true
+          directory: ./coverage
+          flags: bun-compress
+        env:
+          CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
diff --git a/packages/bun-compress/vitest.config.ts b/packages/bun-compress/vitest.config.ts
index b678ce25..74923f8c 100644
--- a/packages/bun-compress/vitest.config.ts
+++ b/packages/bun-compress/vitest.config.ts
@@ -1,4 +1,4 @@
-import { defineProject } from 'vitest/config.js'
+import { defineProject } from 'vitest/config'
 
 export default defineProject({
   test: {