diff --git a/config/config.php b/config/config.php
index 137a7d0..49ff845 100644
--- a/config/config.php
+++ b/config/config.php
@@ -10,9 +10,7 @@
 
     'decimals' => env('LARAVEL_CART_DECIMALS', 0),
 
-    'dec_point' => env('LARAVEL_CART_DEC_POINT', '.'),
-
-    'thousands_sep' => env('LARAVEL_CART_THOUSANDS_SEP', ','),
+    'round_mode' => env('LARAVEL_CART_ROUND_MODE', 'down'),
 
     /*
      * ---------------------------------------------------------------
diff --git a/src/Helpers/Helpers.php b/src/Helpers/Helpers.php
index 5bd14ea..d902cbc 100644
--- a/src/Helpers/Helpers.php
+++ b/src/Helpers/Helpers.php
@@ -5,15 +5,25 @@
 class Helpers
 {
     /**
-     * normalize price
-     *
-     * @return float
+     * Normalize prices
      */
-    public static function normalizePrice($price)
+    public static function normalizePrice($price): float
     {
         return (is_string($price)) ? floatval($price) : $price;
     }
 
+    /**
+     * Get the rounding mode
+     */
+    public static function roundMode($config): int
+    {
+        if (isset($config['round_mode']) && $config['round_mode'] == 'up') {
+            return PHP_ROUND_HALF_UP;
+        }
+
+        return PHP_ROUND_HALF_DOWN;
+    }
+
     /**
      * check if array is multi dimensional array
      * This will only check the first element of the array if it is still an array
@@ -61,7 +71,7 @@ public static function formatValue($value, $formatNumber, $config)
         }
 
         if ($formatNumber || $config['format_numbers']) {
-            return floatval(number_format($value, $config['decimals'], $config['dec_point'], $config['thousands_sep']));
+            return round($value, $config['decimals'], self::roundMode($config));
         } else {
             return floatval($value);
         }