diff --git a/src/app/projectmanagement/overview.component.html b/src/app/projectmanagement/overview.component.html
index d3c5047c13..b10234b0e3 100644
--- a/src/app/projectmanagement/overview.component.html
+++ b/src/app/projectmanagement/overview.component.html
@@ -504,7 +504,9 @@ <h3>
 									*ngIf="!project_application?.project_application_openstack_project && isAbleToStart()"
 									class="btn btn-outline-success"
 									[href]="
-										project_application?.migrated_simple_vm_resources ? NEW_SVM_PORTAL_LINK : '#/virtualmachines/newVM'
+										project_application?.migrated_simple_vm_resources
+											? NEW_SVM_KEYCLOAK_LOGIN
+											: '#/virtualmachines/newVM'
 									"
 									>Start a VM</a
 								>
diff --git a/src/app/projectmanagement/overview.component.ts b/src/app/projectmanagement/overview.component.ts
index 402e0ee007..3275c00ced 100644
--- a/src/app/projectmanagement/overview.component.ts
+++ b/src/app/projectmanagement/overview.component.ts
@@ -38,7 +38,7 @@ import {
 	STATUS_LINK,
 	WIKI_MEMBER_MANAGEMENT,
 	WIKI_PUBLICATIONS,
-	NEW_SVM_PORTAL_LINK,
+	NEW_SVM_KEYCLOAK_LOGIN,
 } from '../../links/links';
 import { Doi } from '../applications/doi/doi';
 import { ApiSettings } from '../api-connector/api-settings.service';
@@ -81,7 +81,7 @@ export class OverviewComponent extends ApplicationBaseClassComponent implements
 	SIMPLE_VM_LINK: string = SIMPLE_VM_LINK;
 	OPENSTACK_LINK: string = OPENSTACK_LINK;
 	STATUS_LINK: string = STATUS_LINK;
-	NEW_SVM_PORTAL_LINK: string = NEW_SVM_PORTAL_LINK;
+	NEW_SVM_KEYCLOAK_LOGIN: string = NEW_SVM_KEYCLOAK_LOGIN;
 	@ViewChild('creditsChart') creditsCanvas: ElementRef;
 	@ViewChild('publicKeyModal') publicKeyModal: any;
 	publicKeyToShow: string = '';
diff --git a/src/app/shared/shared_modules/migration-information/migration-information.component.html b/src/app/shared/shared_modules/migration-information/migration-information.component.html
index 8d09cc58d2..1967dd29dc 100644
--- a/src/app/shared/shared_modules/migration-information/migration-information.component.html
+++ b/src/app/shared/shared_modules/migration-information/migration-information.component.html
@@ -31,7 +31,7 @@ <h5 class="alert-heading">Project migrated to new SimpleVM platform</h5>
 			<hr />
 			<p class="mb-0">
 				You can get to the new platform
-				<a class="alert-link" href="{{ NEW_SVM_PORTAL_LINK }}" target="_blank" rel="noopener noreferrer">here</a>.
+				<a class="alert-link" href="{{ NEW_SVM_KEYCLOAK_LOGIN }}" target="_blank" rel="noopener noreferrer">here</a>.
 			</p>
 		</div>
 	</div>
diff --git a/src/app/shared/shared_modules/migration-information/migration-information.component.ts b/src/app/shared/shared_modules/migration-information/migration-information.component.ts
index 471f03b614..a7f187e51a 100644
--- a/src/app/shared/shared_modules/migration-information/migration-information.component.ts
+++ b/src/app/shared/shared_modules/migration-information/migration-information.component.ts
@@ -2,7 +2,7 @@ import {
 	Component, OnInit, OnDestroy, Input,
 } from '@angular/core';
 import { Subscription } from 'rxjs';
-import { NEW_SVM_PORTAL_LINK, WIKI_SVM_MIGRATION_LINK } from '../../../../links/links';
+import { NEW_SVM_KEYCLOAK_LOGIN, WIKI_SVM_MIGRATION_LINK } from '../../../../links/links';
 
 @Component({
 	selector: 'app-migration-information',
@@ -14,7 +14,7 @@ export class MigrationInformationComponent implements OnInit, OnDestroy {
 
 	WIKI_SVM_MIGRATION_LINK: string = WIKI_SVM_MIGRATION_LINK;
 
-	NEW_SVM_PORTAL_LINK: string = NEW_SVM_PORTAL_LINK;
+	NEW_SVM_KEYCLOAK_LOGIN: string = NEW_SVM_KEYCLOAK_LOGIN;
 
 	@Input() isCreationPage: boolean = false;
 	@Input() affectedProjects: string[] = [];
diff --git a/src/app/virtualmachines/clusters/add-cluster/add-cluster.component.ts b/src/app/virtualmachines/clusters/add-cluster/add-cluster.component.ts
index 9d0538793a..47021af8fd 100644
--- a/src/app/virtualmachines/clusters/add-cluster/add-cluster.component.ts
+++ b/src/app/virtualmachines/clusters/add-cluster/add-cluster.component.ts
@@ -377,17 +377,17 @@ export class AddClusterComponent implements OnInit, OnDestroy {
 	}
 
 	startCluster(): void {
-		const re: RegExp = /\+/gi;
 		this.cluster_error = null;
 		this.cluster_id = null;
 
-		const masterFlavor: string = this.selectedMasterFlavor.name.replace(re, '%2B');
+		// not needed anymore when using body directly in POST request
+		//	const masterFlavor: string = this.selectedMasterFlavor.name.replace(re, '%2B');
 		const additional_elixir_ids: string[] = this.members_to_add.map((mem: ProjectMember): string => mem.elixirId);
 
 		this.subscription.add(
 			this.virtualmachineservice
 				.startCluster(
-					masterFlavor,
+					this.selectedMasterFlavor.name,
 					this.selectedMasterImage,
 					this.selectedWorkerBatches,
 					this.selectedProject[1],
diff --git a/src/environments/environment.custom.ts b/src/environments/environment.custom.ts
index a5bcee8dba..4ed66451cf 100644
--- a/src/environments/environment.custom.ts
+++ b/src/environments/environment.custom.ts
@@ -17,5 +17,6 @@ export const environment: any = {
 	login: `https://${API_HOST}/portal/api/v0/loggedUser/`,
 	webapp: `https://${API_HOST}/portal/webapp/`,
 	new_svm_webapp: NEW_SIMPLE_VM,
+	new_svm_keycloak_login: `${NEW_SIMPLE_VM}/accounts/keycloak/login/?process=login`,
 	matomoServer: '//cloud.denbi.de/matomo/',
 };
diff --git a/src/environments/environment.ts b/src/environments/environment.ts
index b62a524864..b2d0bdefde 100644
--- a/src/environments/environment.ts
+++ b/src/environments/environment.ts
@@ -23,5 +23,6 @@ export const environment: any = {
 	login: 'http://localhost:8000/api/v0/loggedUser/',
 	webapp: 'http://localhost:8001/',
 	new_svm_webapp: '',
+
 	matomoServer: '',
 };
diff --git a/src/links/links.ts b/src/links/links.ts
index 21a779a454..54c93a9cf8 100644
--- a/src/links/links.ts
+++ b/src/links/links.ts
@@ -53,6 +53,7 @@ export const WIKI_PERSISTENT_TERMINAL_LINK = `${environment.WIKI_PRE}Tutorials/P
 export const WIKI_SVM_MIGRATION_LINK = `${environment.WIKI_PRE}`;
 
 export const NEW_SVM_PORTAL_LINK = `${environment.new_svm_webapp}`;
+export const NEW_SVM_KEYCLOAK_LOGIN: string = `${environment.new_svm_keycloak_login}`;
 
 export const TESTIMONIAL_PAGE_LINK: string = `${environment.wagtailBase}about/testimonials/`;