diff --git a/src/lib/fix-item-final-price.js b/src/lib/fix-item-final-price.js
new file mode 100644
index 0000000..8eca7af
--- /dev/null
+++ b/src/lib/fix-item-final-price.js
@@ -0,0 +1,15 @@
+export default item => {
+  // fix item final price with customizations additions
+  // @TODO handle gift wrap
+  if (Array.isArray(item.customizations)) {
+    item.customizations.forEach(customization => {
+      if (customization.add_to_price) {
+        const { type, addition } = customization.add_to_price
+        item.final_price += type === 'percentage'
+          ? item.price * addition / 100
+          : addition
+      }
+    })
+  }
+  return item
+}
diff --git a/src/methods/add-item.js b/src/methods/add-item.js
index c61df27..1e344f9 100644
--- a/src/methods/add-item.js
+++ b/src/methods/add-item.js
@@ -1,5 +1,6 @@
 import { randomObjectId } from '@ecomplus/utils'
 import fixItemQuantity from './../lib/fix-item-quantity'
+import fixItemFinalPrice from './../lib/fix-item-final-price'
 import fixSubtotal from './../lib/fix-subtotal'
 
 /**
@@ -59,6 +60,7 @@ export default ({ data, save }, emitter, [newItem, canSave = false]) => {
     }
     data.items.push(itemCopy)
     fixedItem = fixItemQuantity(itemCopy)
+    fixItemFinalPrice(fixedItem)
   }
   fixSubtotal(data)
 
diff --git a/src/methods/increase-item-qnt.js b/src/methods/increase-item-qnt.js
index 0585b39..66d82b4 100644
--- a/src/methods/increase-item-qnt.js
+++ b/src/methods/increase-item-qnt.js
@@ -1,4 +1,5 @@
 import fixItemQuantity from './../lib/fix-item-quantity'
+import fixItemFinalPrice from './../lib/fix-item-final-price'
 import fixSubtotal from './../lib/fix-subtotal'
 
 export default ({ data, save }, emitter, [itemId, quantity = 1, canSave = true]) => {
@@ -9,6 +10,7 @@ export default ({ data, save }, emitter, [itemId, quantity = 1, canSave = true])
   item.quantity += quantity
 
   fixItemQuantity(item)
+  fixItemFinalPrice(item)
   fixSubtotal(data)
 
   /**