diff --git a/ChromePhp.php b/ChromePhp.php
index 577b1ce..b42deba 100755
--- a/ChromePhp.php
+++ b/ChromePhp.php
@@ -78,11 +78,6 @@ class ChromePhp
      */
     const TABLE = 'table';
 
-    /**
-     * @var string
-     */
-    protected $_php_version;
-
     /**
      * @var int
      */
@@ -131,8 +126,7 @@ class ChromePhp
      */
     private function __construct()
     {
-        $this->_php_version = phpversion();
-        $this->_timestamp = $this->_php_version >= 5.1 ? $_SERVER['REQUEST_TIME'] : time();
+        $this->_timestamp = $_SERVER['REQUEST_TIME'];
         $this->_json['request_uri'] = $_SERVER['REQUEST_URI'];
     }
 
@@ -317,16 +311,8 @@ protected function _convert($object)
                 continue;
             }
             $type = $this->_getPropertyKey($property);
-
-            if ($this->_php_version >= 5.3) {
-                $property->setAccessible(true);
-            }
-
-            try {
-                $value = $property->getValue($object);
-            } catch (ReflectionException $e) {
-                $value = 'only PHP 5.3 can access private/protected properties';
-            }
+            $property->setAccessible(true);
+            $value = $property->getValue($object);
 
             // same instance as parent object
             if ($value === $object || in_array($value, $this->_processed, true)) {
diff --git a/composer.json b/composer.json
index dc16853..c6b3b37 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
         }
     ],
     "require": {
-        "php": ">=5.0.0"
+        "php": ">=7.0"
     },
     "autoload": {
         "psr-0": {