diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2654e8d..00dc2b5 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,11 +13,8 @@ jobs:
       - name: Checkout code
         uses: actions/checkout@v4
 
-      - name: Set up Ruby
-        uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: .ruby-version
-          bundler-cache: true
+      - name: Set up DevContainer
+        uses: devcontainers/ci@v0.3
 
       - name: Scan for common Rails security vulnerabilities using static analysis
         run: bin/brakeman --no-pager