diff --git a/src/app/appmarket/appinstance/appinstance/appinstance.component.html b/src/app/appmarket/appinstance/appinstance/appinstance.component.html
index fb4a7c6bbb737f776b57f9c780446cbeac8fa16a..24ef2c76bd9785a19674855b78fb96f5b5d66532 100644
--- a/src/app/appmarket/appinstance/appinstance/appinstance.component.html
+++ b/src/app/appmarket/appinstance/appinstance/appinstance.component.html
@@ -160,9 +160,6 @@
                     <!-- if application deployment failed -->
                     <div class="btn-group pull-right"
                          *ngIf="getStateAsEnum(appInstanceStatus?.state) === AppInstanceState.FAILURE">
-                        <button class="btn btn-primary"
-                                *roles="['ROLE_DOMAIN_ADMIN', 'ROLE_SYSTEM_ADMIN']"
-                                (click)="openVersionUpdateModal()">{{'APP_INSTANCE.REDEPLOY_BUTTON' | translate}}</button>
                         <button class="btn btn-primary"
                                 *roles="['ROLE_DOMAIN_ADMIN', 'ROLE_SYSTEM_ADMIN']"
                                 (click)="redeployConfirm.show()">{{'APP_INSTANCE.REDEPLOY_BUTTON' | translate}}</button>
@@ -202,11 +199,11 @@
             <h4 style="text-align: center">{{'APP_INSTANCES.MANUAL_UPDATE.HEADER' | translate}}</h4>
         </div>
         <div class="nmaas-modal-body">
-            <div class="form-group" style="height: 150px">
+            <div class="" style="height: 150px">
                 <p>{{'APP_INSTANCES.MANUAL_UPDATE.BODY' | translate}}</p>
                 <div>
-                    <p-dropdown [options]="appVersions" optionLabel="version" optionValue="version" placeholder="Select version" emptyMessage="No version available"
-                                [disabled]="appVersions.length == 0" [(ngModel)]="selectedVersion"></p-dropdown>
+                    <p-dropdown id="manualUpdate" [options]="appVersions" optionLabel="version" optionValue="version" placeholder="Select version" emptyMessage="No version available"
+                                [disabled]="appVersions.length == 0" [(ngModel)]="selectedVersion" name="manualUpdate" ngDefaultControl></p-dropdown>
                 </div>
             </div>
         </div>
diff --git a/src/app/appmarket/appinstance/appinstance/appinstance.component.spec.ts b/src/app/appmarket/appinstance/appinstance/appinstance.component.spec.ts
index 457cb6d9555d857ed7f1e70ce45dbba8f5895124..858d09784f0413af0b35c536001c4b1621e286bc 100644
--- a/src/app/appmarket/appinstance/appinstance/appinstance.component.spec.ts
+++ b/src/app/appmarket/appinstance/appinstance/appinstance.component.spec.ts
@@ -302,6 +302,7 @@ describe('Component: AppInstance', () => {
             TestBed.createComponent(AppInstanceProgressMockComponent).componentInstance as AppInstanceProgressComponent;
         component.undeployModal =
             TestBed.createComponent(MockNmaasModalComponent).componentInstance as ModalComponent;
+        component.manualUpdateModal = TestBed.createComponent(MockNmaasModalComponent).componentInstance as ModalComponent;
 
         appConfigService = fixture.debugElement.injector.get(AppConfigService);
         appsService = fixture.debugElement.injector.get(AppsService);