diff --git a/composer.json b/composer.json
index 9eb263c4..12caf0f7 100644
--- a/composer.json
+++ b/composer.json
@@ -1,6 +1,6 @@
 {
   "name": "sveaekonomi/webpay",
-  "version": "3.13.0",
+  "version": "3.13.1",
   "description": "Php integration library for Svea Ekonomis payment methods",
   "license": "Apache-2.0",
   "authors": [
diff --git a/composer.lock b/composer.lock
index 7fbc69e2..bf7a8e0f 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,20 +4,20 @@
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+    "content-hash": "4719898b64d0a9dee81f4824e008e970",
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                 "sebastian/phpcpd": "^2.0.4",
-                "squizlabs/php_codesniffer": "2.*"
+                "squizlabs/php_codesniffer": "2.*",
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@@ -50,33 +50,35 @@
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-            "time": "2018-02-22T16:56:59+00:00"
+            "time": "2020-09-14T17:09:19+00:00"
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@@ -101,29 +103,29 @@
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-            "time": "2017-07-22T11:58:36+00:00"
+            "time": "2020-05-29T17:27:14+00:00"
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@@ -154,7 +156,7 @@
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@@ -358,44 +352,45 @@
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@@ -408,42 +403,43 @@
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@@ -471,7 +467,7 @@
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@@ -629,16 +625,16 @@
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@@ -674,20 +670,20 @@
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@@ -723,20 +719,21 @@
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@@ -972,32 +969,35 @@
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         {
             "name": "sebastian/environment",
-            "version": "4.0.1",
+            "version": "4.2.3",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/environment.git",
-                "reference": "febd209a219cea7b56ad799b30ebbea34b71eb8f"
+                "reference": "464c90d7bdf5ad4e8a6aea15c091fec0603d4368"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/febd209a219cea7b56ad799b30ebbea34b71eb8f",
-                "reference": "febd209a219cea7b56ad799b30ebbea34b71eb8f",
+                "url": "https://api.github.com/repos/sebastianbergmann/environment/zipball/464c90d7bdf5ad4e8a6aea15c091fec0603d4368",
+                "reference": "464c90d7bdf5ad4e8a6aea15c091fec0603d4368",
                 "shasum": ""
             },
             "require": {
                 "php": "^7.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^7.4"
+                "phpunit/phpunit": "^7.5"
+            },
+            "suggest": {
+                "ext-posix": "*"
             },
             "type": "library",
             "extra": {
                 "branch-alias": {
-                    "dev-master": "4.0-dev"
+                    "dev-master": "4.2-dev"
                 }
             },
             "autoload": {
@@ -1022,20 +1022,20 @@
                 "environment",
                 "hhvm"
             ],
-            "time": "2018-11-25T09:31:21+00:00"
+            "time": "2019-11-20T08:46:58+00:00"
         },
         {
             "name": "sebastian/exporter",
-            "version": "3.1.0",
+            "version": "3.1.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/exporter.git",
-                "reference": "234199f4528de6d12aaa58b612e98f7d36adb937"
+                "reference": "68609e1261d215ea5b21b7987539cbfbe156ec3e"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/exporter/zipball/234199f4528de6d12aaa58b612e98f7d36adb937",
-                "reference": "234199f4528de6d12aaa58b612e98f7d36adb937",
+                "url": "https://api.github.com/repos/sebastianbergmann/exporter/zipball/68609e1261d215ea5b21b7987539cbfbe156ec3e",
+                "reference": "68609e1261d215ea5b21b7987539cbfbe156ec3e",
                 "shasum": ""
             },
             "require": {
@@ -1062,6 +1062,10 @@
                 "BSD-3-Clause"
             ],
             "authors": [
+                {
+                    "name": "Sebastian Bergmann",
+                    "email": "sebastian@phpunit.de"
+                },
                 {
                     "name": "Jeff Welch",
                     "email": "whatthejeff@gmail.com"
@@ -1070,17 +1074,13 @@
                     "name": "Volker Dusch",
                     "email": "github@wallbash.com"
                 },
-                {
-                    "name": "Bernhard Schussek",
-                    "email": "bschussek@2bepublished.at"
-                },
-                {
-                    "name": "Sebastian Bergmann",
-                    "email": "sebastian@phpunit.de"
-                },
                 {
                     "name": "Adam Harvey",
                     "email": "aharvey@php.net"
+                },
+                {
+                    "name": "Bernhard Schussek",
+                    "email": "bschussek@gmail.com"
                 }
             ],
             "description": "Provides the functionality to export PHP variables for visualization",
@@ -1089,7 +1089,7 @@
                 "export",
                 "exporter"
             ],
-            "time": "2017-04-03T13:19:02+00:00"
+            "time": "2019-09-14T09:02:43+00:00"
         },
         {
             "name": "sebastian/global-state",
@@ -1372,25 +1372,87 @@
             "homepage": "https://github.com/sebastianbergmann/version",
             "time": "2016-10-03T07:35:21+00:00"
         },
+        {
+            "name": "symfony/polyfill-ctype",
+            "version": "v1.18.1",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/symfony/polyfill-ctype.git",
+                "reference": "1c302646f6efc070cd46856e600e5e0684d6b454"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/symfony/polyfill-ctype/zipball/1c302646f6efc070cd46856e600e5e0684d6b454",
+                "reference": "1c302646f6efc070cd46856e600e5e0684d6b454",
+                "shasum": ""
+            },
+            "require": {
+                "php": ">=5.3.3"
+            },
+            "suggest": {
+                "ext-ctype": "For best performance"
+            },
+            "type": "library",
+            "extra": {
+                "branch-alias": {
+                    "dev-master": "1.18-dev"
+                },
+                "thanks": {
+                    "name": "symfony/polyfill",
+                    "url": "https://github.com/symfony/polyfill"
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Symfony\\Polyfill\\Ctype\\": ""
+                },
+                "files": [
+                    "bootstrap.php"
+                ]
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Gert de Pagter",
+                    "email": "BackEndTea@gmail.com"
+                },
+                {
+                    "name": "Symfony Community",
+                    "homepage": "https://symfony.com/contributors"
+                }
+            ],
+            "description": "Symfony polyfill for ctype functions",
+            "homepage": "https://symfony.com",
+            "keywords": [
+                "compatibility",
+                "ctype",
+                "polyfill",
+                "portable"
+            ],
+            "time": "2020-07-14T12:35:20+00:00"
+        },
         {
             "name": "theseer/tokenizer",
-            "version": "1.1.0",
+            "version": "1.2.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/theseer/tokenizer.git",
-                "reference": "cb2f008f3f05af2893a87208fe6a6c4985483f8b"
+                "reference": "75a63c33a8577608444246075ea0af0d052e452a"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/theseer/tokenizer/zipball/cb2f008f3f05af2893a87208fe6a6c4985483f8b",
-                "reference": "cb2f008f3f05af2893a87208fe6a6c4985483f8b",
+                "url": "https://api.github.com/repos/theseer/tokenizer/zipball/75a63c33a8577608444246075ea0af0d052e452a",
+                "reference": "75a63c33a8577608444246075ea0af0d052e452a",
                 "shasum": ""
             },
             "require": {
                 "ext-dom": "*",
                 "ext-tokenizer": "*",
                 "ext-xmlwriter": "*",
-                "php": "^7.0"
+                "php": "^7.2 || ^8.0"
             },
             "type": "library",
             "autoload": {
@@ -1410,35 +1472,34 @@
                 }
             ],
             "description": "A small library for converting tokenized PHP source code into XML and potentially other formats",
-            "time": "2017-04-07T12:08:54+00:00"
+            "time": "2020-07-12T23:59:07+00:00"
         },
         {
             "name": "webmozart/assert",
-            "version": "1.3.0",
+            "version": "1.9.1",
             "source": {
                 "type": "git",
                 "url": "https://github.com/webmozart/assert.git",
-                "reference": "0df1908962e7a3071564e857d86874dad1ef204a"
+                "reference": "bafc69caeb4d49c39fd0779086c03a3738cbb389"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/webmozart/assert/zipball/0df1908962e7a3071564e857d86874dad1ef204a",
-                "reference": "0df1908962e7a3071564e857d86874dad1ef204a",
+                "url": "https://api.github.com/repos/webmozart/assert/zipball/bafc69caeb4d49c39fd0779086c03a3738cbb389",
+                "reference": "bafc69caeb4d49c39fd0779086c03a3738cbb389",
                 "shasum": ""
             },
             "require": {
-                "php": "^5.3.3 || ^7.0"
+                "php": "^5.3.3 || ^7.0 || ^8.0",
+                "symfony/polyfill-ctype": "^1.8"
+            },
+            "conflict": {
+                "phpstan/phpstan": "<0.12.20",
+                "vimeo/psalm": "<3.9.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "^4.6",
-                "sebastian/version": "^1.0.1"
+                "phpunit/phpunit": "^4.8.36 || ^7.5.13"
             },
             "type": "library",
-            "extra": {
-                "branch-alias": {
-                    "dev-master": "1.3-dev"
-                }
-            },
             "autoload": {
                 "psr-4": {
                     "Webmozart\\Assert\\": "src/"
@@ -1460,7 +1521,7 @@
                 "check",
                 "validate"
             ],
-            "time": "2018-01-29T19:49:41+00:00"
+            "time": "2020-07-08T17:02:28+00:00"
         }
     ],
     "aliases": [],
diff --git a/src/Checkout/Service/Admin/CreditOrderAmountService.php b/src/Checkout/Service/Admin/CreditOrderAmountService.php
index 865fcd54..44714b8b 100644
--- a/src/Checkout/Service/Admin/CreditOrderAmountService.php
+++ b/src/Checkout/Service/Admin/CreditOrderAmountService.php
@@ -24,7 +24,12 @@ public function validate()
         }
 
         $deliveryId = $this->adminBuilder->deliveryId;
-        if (empty($deliveryId) || !is_int($deliveryId)) {
+        if (is_int($deliveryId) || (is_float($deliveryId) && $deliveryId > 2147483647))
+        {
+
+        }
+        else
+        {
             $errors['incorrect Delivery Id'] = "Delivery Id can't be empty and must be Integer";
         }
 
diff --git a/src/Checkout/Service/Admin/CreditOrderRowsService.php b/src/Checkout/Service/Admin/CreditOrderRowsService.php
index d252d2b3..5a111ce1 100644
--- a/src/Checkout/Service/Admin/CreditOrderRowsService.php
+++ b/src/Checkout/Service/Admin/CreditOrderRowsService.php
@@ -38,7 +38,12 @@ public function validate()
         }
 
         $deliveryId = $this->adminBuilder->deliveryId;
-        if (empty($deliveryId) || !is_int($deliveryId)) {
+        if (is_int($deliveryId) || (is_float($deliveryId) && $deliveryId > 2147483647))
+        {
+
+        }
+        else
+        {
             $errors['incorrect Delivery Id'] = "Delivery Id can't be empty and must be Integer";
         }
 
diff --git a/src/WebService/Payment/WebServicePayment.php b/src/WebService/Payment/WebServicePayment.php
index b635d323..6c4bd339 100644
--- a/src/WebService/Payment/WebServicePayment.php
+++ b/src/WebService/Payment/WebServicePayment.php
@@ -11,10 +11,9 @@
 use Svea\WebPay\WebService\SveaSoap\SveaIdentity;
 use Svea\WebPay\WebService\SveaSoap\SveaDoRequest;
 use Svea\WebPay\BuildOrder\Validator\ValidationException;
-use Svea\WebPay\WebService\Helper\WebServiceRowFormatter;
 use Svea\WebPay\WebService\SveaSoap\SveaCustomerIdentity;
 use Svea\WebPay\BuildOrder\Validator\WebServiceOrderValidator;
-use Svea\WebPay\WebService\SveaSoap\SveaCreateOrderInformation;
+use Svea\WebPay\WebService\WebServiceResponse\CreateOrderResponse;
 
 /**
  * Parent to InvoicePayment, AccountCredit and PaymentPlanPaymentHandles class
@@ -42,7 +41,7 @@ public function __construct($order)
 
     /**
      * Transforms object to array and sends it to SveaWebPay Europe Web service API by php SoapClient
-     * @return CreateOrderEuResponse
+     * @return CreateOrderResponse
      * @throws ValidationException
      */
     public function doRequest()
@@ -58,7 +57,7 @@ public function doRequest()
 
     /**
      * Rebuild $order with svea_soap package to be in right format for SveaWebPay Europe Web service API
-     * @return prepared SveaRequest
+     * @return SveaRequest SveaRequest
      * @throws ValidationException
      */
     public function prepareRequest()
@@ -146,7 +145,7 @@ private function formatOrderDeliveryAddress()
     }
     /**
      * if CustomerIdentity is created by addCustomerDetails()
-     * @return \SveaCustomerIdentity
+     * @return SveaCustomerIdentity
      */
     public function formatCustomerDetails()
     {
@@ -216,7 +215,7 @@ public function formatCustomerDetails()
 
     /**
      * Format Customer Identity with svea_soap package
-     * @return \SveaCustomerIdentity
+     * @return SveaCustomerIdentity
      */
     private function formatCustomerIdentity()
     {
@@ -283,7 +282,8 @@ private function formatCustomerIdentity()
 
     /**
      * Get calculated totals before sending the request
-     * @return Array of the rounded sums of all orderrows as it will be sent to Svea
+     * Returns Array of the rounded sums of all orderrows as it will be sent to Svea
+     * @returns array
      */
     public function getRequestTotals()
     {