diff --git a/modules/claim/front/detail/index.html b/modules/claim/front/detail/index.html
index 88c8232c77..3b97f9db3f 100644
--- a/modules/claim/front/detail/index.html
+++ b/modules/claim/front/detail/index.html
@@ -55,8 +55,8 @@
                 </vn-td>
                 <vn-td number>{{::saleClaimed.sale.price | currency: 'EUR':2}}</vn-td>
                 <vn-td number>
-                    <span ng-class="{'link': $ctrl.isEditable}"
-                        title="{{$ctrl.isEditable ? 'Edit discount' : ''}}"
+                    <span ng-class="{'link': $ctrl.isRewritable && $ctrl.isClaimManager}"
+                        translate-attr="{title: $ctrl.isRewritable && $ctrl.isClaimManager ? 'Edit discount' : ''}"
                         ng-click="$ctrl.showEditPopover($event, saleClaimed)">
                         {{saleClaimed.sale.discount}} %
                     </span>
diff --git a/modules/claim/front/detail/index.js b/modules/claim/front/detail/index.js
index 9f6767318b..4e0017baa3 100644
--- a/modules/claim/front/detail/index.js
+++ b/modules/claim/front/detail/index.js
@@ -54,6 +54,10 @@ class Controller extends Section {
         this.updateNewPrice();
     }
 
+    get isClaimManager() {
+        return this.aclService.hasAny(['claimManager']);
+    }
+
     openAddSalesDialog() {
         this.getClaimableFromTicket();
         this.$.addSales.show();
@@ -131,17 +135,6 @@ class Controller extends Section {
         return total;
     }
 
-    showEditPopover(event, saleClaimed) {
-        if (this.isEditable) {
-            if (!this.aclService.hasAny(['claimManager']))
-                return this.vnApp.showError(this.$t('Insuficient permisos'));
-
-            this.saleClaimed = saleClaimed;
-            this.$.editPopover.parent = event.target;
-            this.$.editPopover.show();
-        }
-    }
-
     getSalespersonMana() {
         this.$http.get(`Tickets/${this.claim.ticketFk}/getSalesPersonMana`).then(res => {
             this.mana = res.data;
@@ -164,6 +157,14 @@ class Controller extends Section {
         });
     }
 
+    showEditPopover(event, saleClaimed) {
+        if (this.aclService.hasAny(['claimManager'])) {
+            this.saleClaimed = saleClaimed;
+            this.$.editPopover.parent = event.target;
+            this.$.editPopover.show();
+        }
+    }
+
     updateDiscount() {
         const claimedSale = this.saleClaimed.sale;
         if (this.newDiscount != claimedSale.discount) {
@@ -176,8 +177,6 @@ class Controller extends Section {
                 this.clearDiscount();
 
                 this.vnApp.showSuccess(this.$t('Data saved!'));
-            }).catch(err => {
-                this.vnApp.showError(err.message);
             });
         }
 
diff --git a/modules/ticket/back/methods/ticket/updateDiscount.js b/modules/ticket/back/methods/ticket/updateDiscount.js
index 7c9f9ae482..1bebaae8dc 100644
--- a/modules/ticket/back/methods/ticket/updateDiscount.js
+++ b/modules/ticket/back/methods/ticket/updateDiscount.js
@@ -70,13 +70,17 @@ module.exports = Self => {
 
             const userId = ctx.req.accessToken.userId;
             const isLocked = await models.Ticket.isLocked(id);
-            const isSalesPerson = await models.Account.hasRole(userId, 'salesPerson');
+            const roles = await models.Account.getRoles(userId);
+            const hasAllowedRoles = roles.filter(role =>
+                role == 'salesPerson' || role == 'claimManager'
+            );
+
             const state = await Self.app.models.TicketState.findOne({
                 where: {ticketFk: id}
             });
             const alertLevel = state ? state.alertLevel : null;
 
-            if (isLocked || (!isSalesPerson && alertLevel > 0))
+            if (isLocked || (!hasAllowedRoles && alertLevel > 0))
                 throw new UserError(`The sales of this ticket can't be modified`);
 
             const usesMana = await models.WorkerMana.findOne({