diff --git a/modules/ticket/back/methods/ticket/specs/componentUpdate.spec.js b/modules/ticket/back/methods/ticket/specs/componentUpdate.spec.js
index 2aa2a07c4..b3291c25a 100644
--- a/modules/ticket/back/methods/ticket/specs/componentUpdate.spec.js
+++ b/modules/ticket/back/methods/ticket/specs/componentUpdate.spec.js
@@ -18,9 +18,12 @@ describe('ticket componentUpdate()', () => {
     beforeAll(async() => {
         const deliveryComponenet = await models.Component.findOne({where: {code: 'delivery'}});
         deliveryComponentId = deliveryComponenet.id;
-        componentOfSaleSeven = `SELECT value FROM vn.saleComponent WHERE saleFk = 7 AND componentFk = ${deliveryComponentId}`;
-        componentOfSaleEight = `SELECT value FROM vn.saleComponent WHERE saleFk = 8 AND componentFk = ${deliveryComponentId}`;
-
+        componentOfSaleSeven = `SELECT value 
+                                    FROM vn.saleComponent 
+                                    WHERE saleFk = 7 AND componentFk = ${deliveryComponentId}`;
+        componentOfSaleEight = `SELECT value 
+                                    FROM vn.saleComponent 
+                                    WHERE saleFk = 8 AND componentFk = ${deliveryComponentId}`;
         [componentValue] = await models.SaleComponent.rawSql(componentOfSaleSeven);
         firstvalueBeforeChange = componentValue.value;
 
diff --git a/modules/ticket/back/methods/ticket/updateDiscount.js b/modules/ticket/back/methods/ticket/updateDiscount.js
index b1291a45b..a60d732b1 100644
--- a/modules/ticket/back/methods/ticket/updateDiscount.js
+++ b/modules/ticket/back/methods/ticket/updateDiscount.js
@@ -115,14 +115,38 @@ module.exports = Self => {
             for (let sale of sales) {
                 const oldDiscount = sale.discount;
                 const value = ((-sale.price * newDiscount) / 100);
-                const newComponent = models.SaleComponent.upsert({
-                    saleFk: sale.id,
-                    value: value,
-                    componentFk: componentId}, myOptions);
+
+                const manaComponent = await models.Component.findOne({
+                    where: {code: 'mana'}
+                }, myOptions);
+
+                const manaClaimComponent = await models.Component.findOne({
+                    where: {code: 'manaClaim'}
+                }, myOptions);
+
+                const [oldComponent] = await models.SaleComponent.find({
+                    where: {
+                        and: [
+                            {saleFk: sale.id},
+                            {componentFk: {inq: [manaComponent.id, manaClaimComponent.id]}}
+                        ]
+                    }
+                }, myOptions);
+
+                let deletedComponent;
+                if (oldComponent) {
+                    const filter = {
+                        saleFk: sale.id,
+                        componentFk: oldComponent.componentFk
+                    };
+                    deletedComponent = await models.SaleComponent.destroyAll(filter, myOptions);
+                }
+
+                const newComponent = await createSaleComponent(sale.id, value, componentId, myOptions);
 
                 const updatedSale = sale.updateAttribute('discount', newDiscount, myOptions);
 
-                promises.push(newComponent, updatedSale);
+                promises.push(newComponent, updatedSale, deletedComponent);
 
                 const change = `${oldDiscount}% ➔ *${newDiscount}%*`;
                 changesMade += `\r\n-${sale.itemFk}: ${sale.concept} (${sale.quantity}) ${change}`;
@@ -165,4 +189,14 @@ module.exports = Self => {
             throw e;
         }
     };
+
+    async function createSaleComponent(saleId, value, componentId, myOptions) {
+        const models = Self.app.models;
+
+        return models.SaleComponent.create({
+            saleFk: saleId,
+            value: value,
+            componentFk: componentId
+        }, myOptions);
+    }
 };
diff --git a/modules/ticket/front/sale/index.html b/modules/ticket/front/sale/index.html
index 42eb10cb0..112476c30 100644
--- a/modules/ticket/front/sale/index.html
+++ b/modules/ticket/front/sale/index.html
@@ -300,7 +300,7 @@
                         ng-model="$ctrl.manaCode">
                     </vn-radio>
                 </vn-vertical>
-                <div class="simulator">
+                <div class="simulator" ng-show="$ctrl.edit.sale">
                     <p class="simulatorTitle" translate>New price</p>
                     <p>
                         <strong>{{$ctrl.getNewPrice() | currency: 'EUR': 2}}</strong>
@@ -321,32 +321,6 @@
     </div>
 </vn-popover>
 
-<!-- Multiple discount dialog -->
-<vn-dialog vn-id="editDiscountDialog"
-    on-open="$ctrl.getMana()"
-    message="Edit discount">
-    <tpl-body>
-        <vn-spinner class="vn-pa-xs"
-            ng-if="$ctrl.edit.mana == null"
-            enable="true">
-        </vn-spinner>
-        <div ng-if="$ctrl.edit.mana != null">
-            <div class="vn-pa-md">
-                <vn-input-number vn-focus
-                    label="Discount"
-                    ng-model="$ctrl.edit.discount"
-                    on-change="$ctrl.changeMultipleDiscount()"
-                    clear-disabled="true"
-                    suffix="%">
-                </vn-input-number>
-            </div>
-            <section class="header vn-pa-md">
-                <span>Mana: <strong>{{::$ctrl.edit.mana | currency: 'EUR': 0}}</strong></span>
-            </section>
-        </div>
-    </tpl-body>
-</vn-dialog>
-
 <!-- Transfer Popover -->
 <vn-popover vn-id="transfer">
     <div class="vn-pa-lg transfer">
@@ -490,7 +464,7 @@
     </vn-item>
     <vn-item translate
         name="discount"
-        ng-click="$ctrl.showEditDiscountDialog($event)">
+        ng-click="$ctrl.showEditDiscountPopover($event, sale)">
         Update discount
     </vn-item>
     <vn-item translate
diff --git a/modules/ticket/front/sale/index.js b/modules/ticket/front/sale/index.js
index 2724bb97d..0d1d28b0e 100644
--- a/modules/ticket/front/sale/index.js
+++ b/modules/ticket/front/sale/index.js
@@ -243,26 +243,21 @@ class Controller extends Section {
 
     showEditDiscountPopover(event, sale) {
         if (this.isLocked) return;
-
-        this.edit = {
-            discount: sale.discount,
-            sale: sale
-        };
+        if (sale) {
+            this.edit = {
+                discount: sale.discount,
+                sale: sale
+            };
+        } else {
+            this.edit = {
+                discount: null,
+                sales: this.selectedValidSales()
+            };
+        }
 
         this.$.editDiscount.show(event);
     }
 
-    showEditDiscountDialog(event) {
-        if (this.isLocked) return;
-
-        this.edit = {
-            discount: null,
-            sales: this.selectedValidSales()
-        };
-
-        this.$.editDiscountDialog.show(event);
-    }
-
     changeDiscount() {
         const sale = this.edit.sale;
         const newDiscount = this.edit.discount;
@@ -278,11 +273,10 @@ class Controller extends Section {
         const hasChanges = sales.some(sale => {
             return sale.discount != newDiscount;
         });
-
         if (newDiscount != null && hasChanges)
             this.updateDiscount(sales);
 
-        this.$.editDiscountDialog.hide();
+        this.$.editDiscount.hide();
     }
 
     updateDiscount(sales) {
@@ -303,7 +297,7 @@ class Controller extends Section {
     }
 
     getNewPrice() {
-        if (this.edit) {
+        if (this.edit.sale) {
             const sale = this.edit.sale;
             let newDiscount = sale.discount;
             let newPrice = this.edit.price || sale.price;
@@ -505,7 +499,8 @@ class Controller extends Section {
     }
 
     save() {
-        this.changeDiscount();
+        if (this.edit.sale) this.changeDiscount();
+        if (this.edit.sales) this.changeMultipleDiscount();
     }
 
     cancel() {
diff --git a/modules/ticket/front/sale/index.spec.js b/modules/ticket/front/sale/index.spec.js
index 28d874932..a59eb3865 100644
--- a/modules/ticket/front/sale/index.spec.js
+++ b/modules/ticket/front/sale/index.spec.js
@@ -393,7 +393,7 @@ describe('Ticket', () => {
                 secondSelectedSale.checked = true;
 
                 const expectedSales = [firstSelectedSale, secondSelectedSale];
-                controller.$.editDiscountDialog = {hide: jest.fn()};
+                controller.$.editDiscount = {hide: jest.fn()};
                 controller.edit = {
                     discount: 10,
                     sales: expectedSales
@@ -402,7 +402,7 @@ describe('Ticket', () => {
                 controller.changeMultipleDiscount();
 
                 expect(controller.updateDiscount).toHaveBeenCalledWith(expectedSales);
-                expect(controller.$.editDiscountDialog.hide).toHaveBeenCalledWith();
+                expect(controller.$.editDiscount.hide).toHaveBeenCalledWith();
             });
 
             it('should not call to the updateDiscount() method and then to the editDiscountDialog hide() method', () => {
@@ -417,7 +417,7 @@ describe('Ticket', () => {
                 secondSelectedSale.discount = 10;
 
                 const expectedSales = [firstSelectedSale, secondSelectedSale];
-                controller.$.editDiscountDialog = {hide: jest.fn()};
+                controller.$.editDiscount = {hide: jest.fn()};
                 controller.edit = {
                     discount: 10,
                     sales: expectedSales
@@ -426,7 +426,7 @@ describe('Ticket', () => {
                 controller.changeMultipleDiscount();
 
                 expect(controller.updateDiscount).not.toHaveBeenCalledWith(expectedSales);
-                expect(controller.$.editDiscountDialog.hide).toHaveBeenCalledWith();
+                expect(controller.$.editDiscount.hide).toHaveBeenCalledWith();
             });
         });