diff --git a/Model/Fintecture.php b/Model/Fintecture.php
index 8714bbf..31688e3 100644
--- a/Model/Fintecture.php
+++ b/Model/Fintecture.php
@@ -53,7 +53,7 @@ class Fintecture extends AbstractMethod
 {
     public const CODE = 'fintecture';
     public const CONFIG_PREFIX = 'payment/fintecture/';
-    public const MODULE_VERSION = '2.2.1';
+    public const MODULE_VERSION = '2.2.2';
 
     private const PAYMENT_COMMUNICATION = 'FINTECTURE-';
     private const REFUND_COMMUNICATION = 'REFUND FINTECTURE-';
@@ -396,7 +396,7 @@ public function createRefund(OrderInterface $order, CreditmemoInterface $creditm
         }
         $nbCreditmemos = $creditmemos->count() + 1;
 
-        $amount = $creditmemo->getBaseGrandTotal();
+        $amount = (float) $creditmemo->getBaseGrandTotal();
         if (!$amount) {
             $this->fintectureLogger->error('Refund', [
                 'message' => 'No amount on creditmemo',
@@ -636,7 +636,7 @@ public function generatePayload(Quote $quote, string $type, string $method = '')
             'data' => [
                 'type' => $type,
                 'attributes' => [
-                    'amount' => (string) round($quote->getBaseGrandTotal(), 2),
+                    'amount' => (string) round((float) $quote->getBaseGrandTotal(), 2),
                     'currency' => $quote->getQuoteCurrencyCode(),
                     'communication' => self::PAYMENT_COMMUNICATION . $quote->getReservedOrderId(),
                 ],
diff --git a/composer.json b/composer.json
index a9060ad..b5df5a2 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
         "email": "contact@fintecture.com"
     },
     "type": "magento2-module",
-    "version": "2.2.1",
+    "version": "2.2.2",
     "license": [
         "GPL-3.0"
     ],
diff --git a/etc/module.xml b/etc/module.xml
index 37c2313..7068ffd 100644
--- a/etc/module.xml
+++ b/etc/module.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0"?>
 <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:noNamespaceSchemaLocation="urn:magento:framework:Module/etc/module.xsd">
-    <module name="Fintecture_Payment" setup_version="2.2.1">
+    <module name="Fintecture_Payment" setup_version="2.2.2">
     </module>
 </config>