diff --git a/app/Http/Controllers/Install/Requirements.php b/app/Http/Controllers/Install/Requirements.php
index bd87542d9..3f76d7664 100644
--- a/app/Http/Controllers/Install/Requirements.php
+++ b/app/Http/Controllers/Install/Requirements.php
@@ -43,10 +43,6 @@ class Requirements extends Controller
     {
         $requirements = array();
 
-        if (version_compare(PHP_VERSION, '5.6.4', '<')) {
-            $requirements[] = trans('install.requirements.php_version');
-        }
-
         if (ini_get('safe_mode')) {
             $requirements[] = trans('install.requirements.disabled', ['feature' => 'Safe Mode']);
         }
diff --git a/index.php b/index.php
index 61339a274..6f29ad120 100644
--- a/index.php
+++ b/index.php
@@ -6,6 +6,14 @@
  * @link        https://akaunting.com
  */
 
+// Define minimum supported PHP version
+define('AKAUNTING_PHP', '5.6.4');
+
+// Check PHP version
+if (version_compare(PHP_VERSION, AKAUNTING_PHP, '<')) {
+    die('Your host needs to use PHP ' . AKAUNTING_PHP . ' or higher to run Akaunting');
+}
+
 // Register the auto-loader
 require(__DIR__.'/bootstrap/autoload.php');
 
diff --git a/resources/lang/en-GB/install.php b/resources/lang/en-GB/install.php
index 40124ea4f..72fd65519 100644
--- a/resources/lang/en-GB/install.php
+++ b/resources/lang/en-GB/install.php
@@ -17,7 +17,6 @@ return [
     ],
 
     'requirements' => [
-        'php_version'       => 'PHP 5.6.4 or above needs to be used!',
         'enabled'           => ':feature needs to be enabled!',
         'disabled'          => ':feature needs to be disabled!',
         'extension'         => ':extension extension needs to be loaded!',