diff --git a/dist/index.php b/dist/index.php
index e73be0d..9a8c0a6 100644
--- a/dist/index.php
+++ b/dist/index.php
@@ -9,14 +9,36 @@
  * file that was distributed with this source code.
  */
 
+if (version_compare(PHP_VERSION, '7.1.3', '<')) {
+    echo 'Minimum requirement is PHP 7.1.3. You are using: '.PHP_VERSION."\n";
+    die;
+}
+
+if (! is_writable(__DIR__.'/../private/logs/')) {
+    echo 'Folder not writable: /private/logs/'."\n";
+    die;
+}
+
+if (! is_writable(__DIR__.'/../private/tmp/')) {
+    echo 'Folder not writable: /private/tmp/'."\n";
+    die;
+}
+
+if (! is_writable(__DIR__.'/../repository/')) {
+    echo 'Folder not writable: /repository/'."\n";
+    die;
+}
+
 require __DIR__.'/../vendor/autoload.php';
 
 if (! defined('APP_ENV')) {
     define('APP_ENV', 'production');
 }
+
 if (! defined('APP_PUBLIC_PATH')) {
     define('APP_PUBLIC_PATH', '');
 }
+
 define('APP_PUBLIC_DIR', __DIR__);
 define('APP_VERSION', '7.0.0');