diff --git a/README.md b/README.md
index e099c918b..9218cc684 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ urlFragment: php-docs-hello-world
 
 # PHP Hello World
 
-This sample demonstrates a tiny Hello World PHP app for [App Service](https://docs.microsoft.com/azure/app-service).
+This sample demonstrates a tiny Hello World PHP app for [App Service](https://learn.microsoft.com/azure/app-service).
 
 ## Contributing
 
diff --git a/composer.json b/composer.json
new file mode 100644
index 000000000..428a21ee9
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,10 @@
+{
+    "name": "azure-samples/php-docs-hello-world",
+    "description": "Hello World PHP sample for Azure App Service",
+    "type": "project",
+    "require": {
+        "php": "^8.1"
+    },
+    "license": "MIT",
+    "minimum-stability": "stable"
+}
diff --git a/index.php b/index.php
index 82966e27a..52e790bb7 100644
--- a/index.php
+++ b/index.php
@@ -1,3 +1,8 @@
 <?php
+declare(strict_types=1);
 
-echo "Hello World!";
+header('Content-Type: text/plain; charset=UTF-8');
+header('X-Content-Type-Options: nosniff');
+header('X-Frame-Options: DENY');
+
+echo "Hello World!";
\ No newline at end of file