diff --git a/.gitignore b/.gitignore
index 0f7ea6ef..9f377cbd 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
+.idea/
 /tmp.repo.magento.com.json
 /tools/tmp.repo.magento.com.json
diff --git a/optional/mollie/magento2/cast_null_total_value_to_zero.patch b/optional/mollie/magento2/cast_null_total_value_to_zero.patch
new file mode 100644
index 00000000..62086f32
--- /dev/null
+++ b/optional/mollie/magento2/cast_null_total_value_to_zero.patch
@@ -0,0 +1,13 @@
+diff --git a/Controller/ApplePay/ShippingMethods.php b/Controller/ApplePay/ShippingMethods.php
+index 50be298..0387525 100644
+--- a/Controller/ApplePay/ShippingMethods.php
++++ b/Controller/ApplePay/ShippingMethods.php
+@@ -119,7 +119,7 @@ class ShippingMethods extends Action
+                 return [
+                     'type' => 'final',
+                     'label' => $total->getData('title'),
+-                    'amount' => number_format($total->getData('value'), 2, '.', ''),
++                    'amount' => number_format((float)$total->getData('value'), 2, '.', ''),
+                 ];
+             }, array_values($cart->getTotals()))
+         ]);