diff --git a/packages/medusa-plugin-wishlist/src/api/store/customers.js b/packages/medusa-plugin-wishlist/src/api/store/customers.js
index 342799f456..a7000e6895 100644
--- a/packages/medusa-plugin-wishlist/src/api/store/customers.js
+++ b/packages/medusa-plugin-wishlist/src/api/store/customers.js
@@ -38,6 +38,7 @@ export default () => {
     const schema = Validator.object().keys({
       variant_id: Validator.string().required(),
       quantity: Validator.number().required(),
+      metadata: Validator.object().optional(),
     })
 
     const { value, error } = schema.validate(req.body)
@@ -57,7 +58,8 @@ export default () => {
         const lineItem = await lineItemService.generate(
           value.variant_id,
           regions[0].id,
-          value.quantity
+          value.quantity,
+          { metadata: value.metadata }
         )
 
         const wishlist = (customer.metadata && customer.metadata.wishlist) || []
diff --git a/packages/medusa/src/services/line-item.js b/packages/medusa/src/services/line-item.js
index 759ae2d63a..d2ce87bd80 100644
--- a/packages/medusa/src/services/line-item.js
+++ b/packages/medusa/src/services/line-item.js
@@ -90,7 +90,7 @@ class LineItemService extends BaseService {
   }
 
   async generate(variantId, regionId, quantity, config = {}) {
-    return this.atomicPhase_(async manager => {
+    return this.atomicPhase_(async (manager) => {
       const variant = await this.productVariantService_
         .withTransaction(manager)
         .retrieve(variantId, {
@@ -142,7 +142,7 @@ class LineItemService extends BaseService {
    * @return {LineItem} the created line item
    */
   async create(lineItem) {
-    return this.atomicPhase_(async manager => {
+    return this.atomicPhase_(async (manager) => {
       const lineItemRepository = manager.getCustomRepository(
         this.lineItemRepository_
       )
@@ -160,7 +160,7 @@ class LineItemService extends BaseService {
    * @return {LineItem} the update line item
    */
   async update(id, update) {
-    return this.atomicPhase_(async manager => {
+    return this.atomicPhase_(async (manager) => {
       const lineItemRepository = manager.getCustomRepository(
         this.lineItemRepository_
       )
@@ -188,7 +188,7 @@ class LineItemService extends BaseService {
    * @return {Promise} the result of the delete operation
    */
   async delete(id) {
-    return this.atomicPhase_(async manager => {
+    return this.atomicPhase_(async (manager) => {
       const lineItemRepository = manager.getCustomRepository(
         this.lineItemRepository_
       )