diff --git a/index.php b/index.php
index bf4102e0..1837a623 100755
--- a/index.php
+++ b/index.php
@@ -16,19 +16,10 @@ declare(strict_types=1);
 
 namespace Flextype;
 
-use function define;
 use function getcwd;
 use function is_file;
 use function sprintf;
 use function str_replace;
-use function version_compare;
-use const DIRECTORY_SEPARATOR;
-use const PHP_VERSION;
-
-/**
- * Define the application minimum supported PHP version.
- */
-define('FLEXTYPE_MINIMUM_PHP', '7.4.0');
 
 /**
  * Define the PATH to the root directory (without trailing slash).
@@ -43,11 +34,6 @@ define('PATH', [
     'tmp'     => ROOT_DIR . '/var/tmp',
 ]);
 
-/**
- * Check PHP Version
- */
-version_compare($ver = PHP_VERSION, $req = FLEXTYPE_MINIMUM_PHP, '<') and exit(sprintf('You are running PHP %s, but Flextype needs at least <strong>PHP %s</strong> to run.', $ver, $req));
-
 /**
  * Ensure vendor libraries exist
  */
diff --git a/src/flextype/flextype.php b/src/flextype/flextype.php
index 0b761365..14c6ea23 100644
--- a/src/flextype/flextype.php
+++ b/src/flextype/flextype.php
@@ -55,6 +55,7 @@ use function container;
 use function count;
 use function date;
 use function date_default_timezone_set;
+use function define;
 use function emitter;
 use function extension_loaded;
 use function file_exists;
@@ -77,9 +78,18 @@ use function strings;
 use function sys_get_temp_dir;
 use function trim;
 use function var_export;
+use function version_compare;
+use const DIRECTORY_SEPARATOR;
+use const PHP_VERSION;
+
+// Define the Flextype Application minimum supported PHP version.
+define('FLEXTYPE_MINIMUM_PHP', '7.4.0');
+
+// Check PHP Version
+version_compare($ver = PHP_VERSION, $req = FLEXTYPE_MINIMUM_PHP, '<') and exit(sprintf('You are running PHP %s, but Flextype needs at least <strong>PHP %s</strong> to run.', $ver, $req));
 
 // Init Flextype Instance.
-// Creates $app Flextype Application and $container Flextype Application Container objects.
+// Creates Flextype Application and Flextype Application Container objects.
 flextype();
 
 // Create Flextype CLI Application