diff --git a/.travis.yml b/.travis.yml
index 2594f94..b0accc0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: php
 php:
   - 7.2
   - 7.3
+  - 7.4
 
 addons:
   code_climate:
diff --git a/composer.json b/composer.json
index 3415eb9..04d048f 100644
--- a/composer.json
+++ b/composer.json
@@ -17,10 +17,11 @@
     }
   ],
   "require": {
-    "php": "~7.2 || ~7.3",
-    "illuminate/support": "~5.5.0|~5.7.0|~5.8.0|^6.0|^7.0",
-    "illuminate/session": "~5.5.0|~5.7.0|~5.8.0|^6.0|^7.0",
-    "illuminate/events": "~5.5.0|~5.7.0|~5.8.0|^6.0|^7.0"
+    "php": "~7.2 || ~7.3 || ~7.4",
+    "ext-intl" : "*",
+    "illuminate/support": "~5.5.0|~5.7.0|~5.8.0|^6.0|^7.0|^8.0",
+    "illuminate/session": "~5.5.0|~5.7.0|~5.8.0|^6.0|^7.0|^8.0",
+    "illuminate/events": "~5.5.0|~5.7.0|~5.8.0|^6.0|^7.0|^8.0"
   },
   "require-dev": {
     "phpunit/phpunit": "^7.5",
diff --git a/phpunit.xml b/phpunit.xml
index 8db264f..023ef85 100644
--- a/phpunit.xml
+++ b/phpunit.xml
@@ -7,8 +7,7 @@
          convertNoticesToExceptions="true"
          convertWarningsToExceptions="true"
          processIsolation="false"
-         stopOnFailure="false"
-         syntaxCheck="false">
+         stopOnFailure="false">
     <testsuites>
         <testsuite name="Application Test Suite">
             <directory>tests</directory>
diff --git a/src/Cart.php b/src/Cart.php
index 3c7e6ae..ab1fb2f 100644
--- a/src/Cart.php
+++ b/src/Cart.php
@@ -15,7 +15,7 @@ class Cart
     public $coupons = [];
     public $attributes = [];
     public $multipleCoupons;
-    public $internationalFormat;
+    public $currencyCode;
 
     /**
      * Cart constructor.
@@ -28,6 +28,6 @@ public function __construct($instance = 'default')
         $this->tax = config('laracart.tax');
         $this->locale = config('laracart.locale');
         $this->multipleCoupons = config('laracart.multiple_coupons');
-        $this->internationalFormat = config('laracart.international_format');
+        $this->currencyCode = config('laracart.currency_code');
     }
 }
diff --git a/src/CartFee.php b/src/CartFee.php
index 7c4e1af..d267188 100644
--- a/src/CartFee.php
+++ b/src/CartFee.php
@@ -15,7 +15,7 @@ class CartFee
     public $amount;
     public $taxable;
     public $tax;
-    public $internationalFormat;
+    public $currencyCode;
 
     /**
      * CartFee constructor.
@@ -48,6 +48,6 @@ public function getAmount($format = true, $withTax = false)
             $total += $this->tax * $total;
         }
 
-        return LaraCart::formatMoney($total, $this->locale, $this->internationalFormat, $format);
+        return LaraCart::formatMoney($total, $this->locale, $this->currencyCode, $format);
     }
 }
diff --git a/src/CartItem.php b/src/CartItem.php
index 6a50f9c..004857d 100644
--- a/src/CartItem.php
+++ b/src/CartItem.php
@@ -40,7 +40,7 @@ class CartItem
     public $active = true;
     public $subItems = [];
     public $couponInfo = [];
-    public $internationalFormat;
+    public $currencyCode;
 
     /**
      * CartItem constructor.
@@ -201,7 +201,7 @@ public function price($format = true, $taxedItemsOnly = false, $withTax = false)
         return LaraCart::formatMoney(
             $total,
             $this->locale,
-            $this->internationalFormat,
+            $this->currencyCode,
             $format
         );
     }
@@ -232,7 +232,7 @@ public function subTotal($format = true, $withDiscount = true, $taxedItemsOnly =
             $total += $this->tax(0, false, false, $withDiscount);
         }
 
-        return LaraCart::formatMoney($total, $this->locale, $this->internationalFormat, $format);
+        return LaraCart::formatMoney($total, $this->locale, $this->currencyCode, $format);
     }
 
     /**
@@ -245,7 +245,7 @@ public function netTotal($format = true)
         return LaraCart::formatMoney(
             ($this->price(false, false, true) * $this->qty) - $this->getDiscount(false) - $this->tax(false, true),
             $this->locale,
-            $this->internationalFormat,
+            $this->currencyCode,
             $format
         );
     }
@@ -271,7 +271,7 @@ public function subItemsTotal($format = true, $taxedItemsOnly = false, $withTax
             $total += $this->tax * $total;
         }
 
-        return LaraCart::formatMoney($total, $this->locale, $this->internationalFormat, $format);
+        return LaraCart::formatMoney($total, $this->locale, $this->currencyCode, $format);
     }
 
     /**
@@ -300,7 +300,7 @@ public function getDiscount($format = true)
         return LaraCart::formatMoney(
             $amount,
             $this->locale,
-            $this->internationalFormat,
+            $this->currencyCode,
             $format
         );
     }
@@ -358,7 +358,7 @@ public function tax($amountNotTaxable = 0, $grossTax = true, $rounded = false, $
                 return LaraCart::formatMoney(
                     ($totalTax - $amountNotTaxable),
                     $this->locale,
-                    $this->internationalFormat,
+                    $this->currencyCode,
                     false
                 );
             }
@@ -376,7 +376,7 @@ public function tax($amountNotTaxable = 0, $grossTax = true, $rounded = false, $
             return LaraCart::formatMoney(
                 $totalTax,
                 $this->locale,
-                $this->internationalFormat,
+                $this->currencyCode,
                 false
             );
         }
diff --git a/src/CartSubItem.php b/src/CartSubItem.php
index 450b7c8..2c982e2 100644
--- a/src/CartSubItem.php
+++ b/src/CartSubItem.php
@@ -19,7 +19,7 @@ class CartSubItem
     const ITEMS = 'items';
 
     public $locale;
-    public $internationalFormat;
+    public $currencyCode;
 
     private $itemHash;
 
@@ -68,7 +68,7 @@ public function price($format = true, $taxedItemsOnly = true)
             }
         }
 
-        return LaraCart::formatMoney($price, $this->locale, $this->internationalFormat, $format);
+        return LaraCart::formatMoney($price, $this->locale, $this->currencyCode, $format);
     }
 
     /**
diff --git a/src/Contracts/LaraCartContract.php b/src/Contracts/LaraCartContract.php
index 1613668..35a0fc1 100644
--- a/src/Contracts/LaraCartContract.php
+++ b/src/Contracts/LaraCartContract.php
@@ -256,16 +256,16 @@ public function subTotal($format = true, $withDiscount = true);
     public function count($withItemQty = true);
 
     /**
-     * Formats the number into a money format based on the locale and international formats.
+     * Formats the number into a money format based on the locale and currency formats.
      *
      * @param $number
      * @param $locale
-     * @param $internationalFormat
+     * @param $currencyCode
      * @param $format
      *
      * @return string
      */
-    public static function formatMoney($number, $locale = null, $internationalFormat = null, $format = true);
+    public static function formatMoney($number, $locale = null, $currencyCode = null, $format = true);
 
     /**
      * Gets all the fee totals.
diff --git a/src/Coupons/Fixed.php b/src/Coupons/Fixed.php
index 46c7b60..6d3d805 100644
--- a/src/Coupons/Fixed.php
+++ b/src/Coupons/Fixed.php
@@ -73,16 +73,16 @@ public function forItem(CartItem $item)
      * Displays the value in a money format.
      *
      * @param null $locale
-     * @param null $internationalFormat
+     * @param null $currencyCode
      *
      * @return string
      */
-    public function displayValue($locale = null, $internationalFormat = null, $format = true)
+    public function displayValue($locale = null, $currencyCode = null, $format = true)
     {
         return LaraCart::formatMoney(
             $this->discount(),
             $locale,
-            $internationalFormat,
+            $currencyCode,
             $format
         );
     }
diff --git a/src/LaraCart.php b/src/LaraCart.php
index 095618e..0883426 100644
--- a/src/LaraCart.php
+++ b/src/LaraCart.php
@@ -10,6 +10,7 @@
 use LukePOLO\LaraCart\Contracts\CouponContract;
 use LukePOLO\LaraCart\Contracts\LaraCartContract;
 use LukePOLO\LaraCart\Exceptions\ModelNotFound;
+use NumberFormatter;
 
 /**
  * Class LaraCart.
@@ -708,16 +709,16 @@ public function count($withItemQty = true)
     }
 
     /**
-     * Formats the number into a money format based on the locale and international formats.
+     * Formats the number into a money format based on the locale and currency formats.
      *
      * @param $number
      * @param $locale
-     * @param $internationalFormat
+     * @param $currencyCode
      * @param $format
      *
      * @return string
      */
-    public static function formatMoney($number, $locale = null, $internationalFormat = false, $format = true)
+    public static function formatMoney($number, $locale = null, $currencyCode = null, $format = true)
     {
         // When prices in cents needs to be formatted, divide by 100 to allow formatting in whole units
         if (config('laracart.prices_in_cents', false) === true && $format) {
@@ -730,14 +731,9 @@ public static function formatMoney($number, $locale = null, $internationalFormat
         }
 
         if ($format) {
-            setlocale(LC_MONETARY, null);
-            setlocale(LC_MONETARY, empty($locale) ? config('laracart.locale', 'en_US.UTF-8') : $locale);
+            $moneyFormatter = new NumberFormatter(empty($locale) ? config('laracart.locale', 'en_US.UTF-8') : $locale, NumberFormatter::CURRENCY);
 
-            if (empty($internationalFormat) === true) {
-                $internationalFormat = config('laracart.international_format', false);
-            }
-
-            $number = money_format($internationalFormat ? '%i' : '%n', $number);
+            $number = $moneyFormatter->formatCurrency($number, empty($currencyCode) ? config('laracart.currency_code', 'USD') : $currencyCode);
         }
 
         return $number;
diff --git a/src/config/laracart.php b/src/config/laracart.php
index b1dd87b..6454335 100644
--- a/src/config/laracart.php
+++ b/src/config/laracart.php
@@ -34,11 +34,13 @@
 
     /*
     |--------------------------------------------------------------------------
-    | If true, displays the international format rather than the national format
+    | The currency code changes how you see the actual amounts.
     |--------------------------------------------------------------------------
+    | This is the list of all valid currency codes
+    | https://www2.1010data.com/documentationcenter/prod/1010dataReferenceManual/DataTypesAndFormats/currencyUnitCodes.html
     |
     */
-    'international_format' => false,
+    'currency_code' => 'USD',
 
     /*
     |--------------------------------------------------------------------------
diff --git a/tests/Coupons/Fixed.php b/tests/Coupons/Fixed.php
index 95014f3..2dd10d5 100644
--- a/tests/Coupons/Fixed.php
+++ b/tests/Coupons/Fixed.php
@@ -64,16 +64,16 @@ public function forItem(CartItem $item)
      * Displays the value in a money format.
      *
      * @param null $locale
-     * @param null $internationalFormat
+     * @param null $currencyCode
      *
      * @return string
      */
-    public function displayValue($locale = null, $internationalFormat = null)
+    public function displayValue($locale = null, $currencyCode = null)
     {
         return LaraCart::formatMoney(
             $this->discount(),
             $locale,
-            $internationalFormat
+            $currencyCode
         );
     }
 }
diff --git a/tests/LaraCartTest.php b/tests/LaraCartTest.php
index f72ba36..227f403 100644
--- a/tests/LaraCartTest.php
+++ b/tests/LaraCartTest.php
@@ -57,7 +57,7 @@ public function testGetInstances()
     public function testFormatMoney()
     {
         $this->assertEquals('$25.00', $this->laracart->formatMoney('25.00'));
-        $this->assertEquals('USD 25.00', $this->laracart->formatMoney('25.00', null, true));
+        $this->assertEquals('€25.00', $this->laracart->formatMoney('25.00', null, 'EUR'));
         $this->assertEquals('25.00', $this->laracart->formatMoney('25.00', null, null, false));
 
         $this->assertEquals('$25.56', $this->laracart->formatMoney('25.555'));
@@ -72,7 +72,7 @@ public function testFormatMoneyPricesInCents()
         $this->app['config']->set('laracart.prices_in_cents', true);
 
         $this->assertEquals('$25.00', $this->laracart->formatMoney(2500));
-        $this->assertEquals('USD 25.00', $this->laracart->formatMoney(2500, null, true));
+        $this->assertEquals('CA$25.00', $this->laracart->formatMoney(2500, null, 'CAD'));
         $this->assertEquals(2500, $this->laracart->formatMoney(2500, null, null, false));
 
         $this->assertEquals('$25.01', $this->laracart->formatMoney(2500.55));
diff --git a/tests/Models/TestItem.php b/tests/Models/TestItem.php
index 608ad4e..9f091b7 100644
--- a/tests/Models/TestItem.php
+++ b/tests/Models/TestItem.php
@@ -3,7 +3,6 @@
 namespace LukePOLO\LaraCart\Tests\Models;
 
 use Illuminate\Database\Eloquent\Model;
-use Mockery;
 
 /**
  * Class TestItem.
@@ -32,7 +31,7 @@ public function find($id)
             return;
         }
 
-        return Mockery::mock(new static());
+        return new static();
     }
 
     /**
@@ -48,6 +47,6 @@ public static function with($relations)
             $relations = func_get_args();
         }
 
-        return Mockery::mock(new static());
+        return new static();
     }
 }