diff --git a/src/app/instances/vnf-instances/VNFInstancesComponent.ts b/src/app/instances/vnf-instances/VNFInstancesComponent.ts
index 90bb6fe..c27384d 100644
--- a/src/app/instances/vnf-instances/VNFInstancesComponent.ts
+++ b/src/app/instances/vnf-instances/VNFInstancesComponent.ts
@@ -118,7 +118,7 @@
     /** Generate smart table row title and filters @public  */
     public generateTableColumn(): void {
         this.columnList = {
-            identifier: { title: this.translateService.instant('IDENTIFIER'), width: '25%', sortDirection: 'asc' },
+            identifier: { title: this.translateService.instant('IDENTIFIER'), width: '25%' },
             VNFD: {
                 title: this.translateService.instant('VNFD'), width: '20%', type: 'custom',
                 valuePrepareFunction: (cell: VNFInstanceData, row: VNFInstanceData): VNFInstanceData => row,
@@ -126,7 +126,10 @@
             },
             MemberIndex: { title: this.translateService.instant('MEMBERINDEX'), width: '15%' },
             NS: { title: this.translateService.instant('NS'), width: '20%' },
-            CreatedAt: { title: this.translateService.instant('CREATEDAT'), width: '15%' },
+            CreatedAt: {
+                title: this.translateService.instant('CREATEDAT'), width: '15%', sortDirection: 'desc',
+                compareFunction: this.sharedService.compareFunction
+            },
             Actions: {
                 name: 'Action', width: '5%', filter: false, sort: false, type: 'custom',
                 title: this.translateService.instant('ACTIONS'),