diff --git a/test/docker-config.test.js b/test/docker-config.test.js
index 991fd93..ab0503e 100644
--- a/test/docker-config.test.js
+++ b/test/docker-config.test.js
@@ -24,18 +24,20 @@ test("Docker Configuration: Dockerfile enforces Node runtime and excludes Nginx"
   assert.match(content, /CMD\s*\[\s*["']npm["']\s*,\s*["']start["']\s*\]/, "Dockerfile must start via npm start");
 });
 
-test("Docker Configuration: docker-compose.yml configures Node service correctly", () => {
-  const composePath = path.resolve(process.cwd(), "docker-compose.yml");
-  assert.ok(fs.existsSync(composePath), "docker-compose.yml must exist");
+test("Docker Configuration: docker-compose configures Node service correctly", () => {
+  const composePath = fs.existsSync(path.resolve(process.cwd(), "sample-docker-compose.yml"))
+    ? path.resolve(process.cwd(), "sample-docker-compose.yml")
+    : path.resolve(process.cwd(), "docker-compose.yml");
+  assert.ok(fs.existsSync(composePath), "Compose template file must exist");
 
   const content = fs.readFileSync(composePath, "utf-8");
 
   // Verifies dynamic port mapping and environment variables
-  assert.match(content, /PORT:\s*\$\{PORT:-8080\}/, "docker-compose.yml must pass dynamic PORT build arg and env");
+  assert.match(content, /PORT:\s*"?\$\{PORT:-8080\}"?/, "docker-compose.yml must pass dynamic PORT build arg and env");
   assert.match(content, /:\$\{PORT:-8080\}/, "docker-compose.yml must map dynamic container PORT");
 
   // Verifies healthcheck targets dynamic port
-  assert.match(content, /localhost:\$\{PORT:-8080\}\/healthz/, "Healthcheck must probe dynamic PORT on /healthz");
+  assert.match(content, /(127\.0\.0\.1|localhost):\$\{PORT:-8080\}\/healthz/, "Healthcheck must probe dynamic PORT on /healthz");
 
   // Verifies domain argument enforcement
   assert.match(content, /SITE_DOMAIN/, "docker-compose.yml must require SITE_DOMAIN");