diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 2738f47..f2295c2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -19,6 +19,9 @@ jobs:
       - uses: actions/checkout@v4
       - name: Install uv
         uses: astral-sh/setup-uv@v6
+      - uses: actions/setup-node@v4
+        with:
+          node-version: latest
 
       - name: Copy Template
         run: |
@@ -65,6 +68,14 @@ jobs:
           docker compose up -d
           docker compose down
 
+      - name: Test devcontainer
+        working-directory: /tmp/test-copier
+        run: |
+          npm install -g @devcontainers/cli
+          git init
+          devcontainer build --workspace-folder /tmp/test-copier
+          devcontainer up --workspace-folder /tmp/test-copier
+
   ci-check:
     name: CI Status Check
     runs-on: ubuntu-latest