diff --git a/src/otomi-stack.ts b/src/otomi-stack.ts
index d6346828..a28a9bed 100644
--- a/src/otomi-stack.ts
+++ b/src/otomi-stack.ts
@@ -1,4 +1,4 @@
-import { CoreV1Api, KubeConfig, User as k8sUser, V1ObjectReference } from '@kubernetes/client-node'
+import { CoreV1Api, User as k8sUser, KubeConfig, V1ObjectReference } from '@kubernetes/client-node'
 import Debug from 'debug'
 
 import { getRegions, ObjectStorageKeyRegions } from '@linode/api-v4'
@@ -131,7 +131,7 @@ import {
 import { getAplObjectFromV1, getV1MergeObject, getV1ObjectFromApl } from './utils/manifests'
 import { getSealedSecretsPEM, sealedSecretManifest } from './utils/sealedSecretUtils'
 import { getKeycloakUsers, isValidUsername } from './utils/userUtils'
-import { ObjectStorageClient } from './utils/wizardUtils'
+import { defineClusterId, ObjectStorageClient } from './utils/wizardUtils'
 import { fetchChartYaml, fetchWorkloadCatalog, NewHelmChartValues, sparseCloneChart } from './utils/workloadUtils'
 
 interface ExcludedApp extends App {
@@ -301,12 +301,11 @@ export default class OtomiStack {
     const createdBuckets = [] as Array<string>
     if (data?.apiToken && data?.regionId) {
       const { cluster } = this.getSettings(['cluster'])
-      let lkeClusterId: null | number = null
-      if (cluster?.name?.includes('aplinstall')) {
-        lkeClusterId = Number(cluster?.name?.replace('aplinstall', ''))
-      } else if (lkeClusterId === null) {
-        return { status: 'error', errorMessage: 'Cluster ID is not found in the cluster name.' }
+      let lkeClusterId: undefined | string = defineClusterId(cluster?.name)
+      if (lkeClusterId === undefined) {
+        return { status: 'error', errorMessage: 'Cluster name is not found.' }
       }
+
       const bucketNames = {
         cnpg: `lke${lkeClusterId}-cnpg`,
         harbor: `lke${lkeClusterId}-harbor`,
diff --git a/src/utils/wizardUtils.test.ts b/src/utils/wizardUtils.test.ts
index 9c8388d0..4c2eeaf4 100644
--- a/src/utils/wizardUtils.test.ts
+++ b/src/utils/wizardUtils.test.ts
@@ -15,11 +15,13 @@ jest.mock('@linode/api-v4', () => ({
 
 import { createBucket, createObjectStorageKeys, ObjectStorageKey, setToken } from '@linode/api-v4'
 import { OtomiError } from 'src/error'
-import { ObjectStorageClient } from './wizardUtils'
+import { ObjWizard } from 'src/otomi-models'
+import OtomiStack from 'src/otomi-stack'
+import { defineClusterId, ObjectStorageClient } from './wizardUtils'
 
 describe('ObjectStorageClient', () => {
   let client: ObjectStorageClient
-  const clusterId = 12345
+  let clusterId: string | undefined = '12345'
 
   beforeEach(() => {
     client = new ObjectStorageClient('test-token')
@@ -35,7 +37,16 @@ describe('ObjectStorageClient', () => {
   describe('createObjectStorageBucket', () => {
     const label = 'test-bucket'
     const region = 'us-east'
+    let otomiStack: OtomiStack
+    const domainSuffix = 'dev.linode-apl.net'
+    beforeEach(async () => {
+      otomiStack = new OtomiStack()
+      await otomiStack.init()
+    })
 
+    afterEach(() => {
+      jest.restoreAllMocks()
+    })
     it('should successfully create bucket', async () => {
       const mockResponse = { label: 'test-bucket' }
       ;(createBucket as jest.Mock).mockResolvedValue(mockResponse)
@@ -81,6 +92,38 @@ describe('ObjectStorageClient', () => {
       // @ts-ignore
       expect(result.code).toBe(500)
     })
+
+    test('should return lkeClusterId', () => {
+      const settings = { cluster: { name: 'cluster-123' } }
+      clusterId = defineClusterId(settings.cluster.name)
+
+      expect(clusterId).toBe('cluster-123')
+    })
+
+    test('should return stripped down clusterId when name does not include prefix', () => {
+      const settings = { cluster: { name: 'aplinstall123' } }
+      clusterId = defineClusterId(settings.cluster.name)
+
+      expect(clusterId).toBe('123')
+    })
+
+    test('should return undefined when cluster name is undefined', () => {
+      const settings: any = { cluster: {} }
+      clusterId = defineClusterId(settings.cluster?.name)
+
+      expect(clusterId).toBe(undefined)
+    })
+
+    test('should return error when cluster name is undefined', async () => {
+      const data = { apiToken: 'some-token', regionId: 'us-east', label: 'my-cluster' }
+      jest.spyOn(otomiStack, 'getSettings').mockReturnValue({
+        cluster: { domainSuffix, provider: 'linode' },
+      } as any)
+      const result: ObjWizard = await otomiStack.createObjWizard(data)
+
+      expect(result.status).toBe('error')
+      expect(result.errorMessage).toBe('Cluster name is not found.')
+    })
   })
 
   describe('createObjectStorageKey', () => {
@@ -103,7 +146,7 @@ describe('ObjectStorageClient', () => {
       }
       ;(createObjectStorageKeys as jest.Mock).mockResolvedValue(mockResponse)
 
-      const result = await client.createObjectStorageKey(clusterId, region, bucketNames)
+      const result = await client.createObjectStorageKey(clusterId!, region, bucketNames)
 
       expect(createObjectStorageKeys).toHaveBeenCalledWith({
         label: `lke${clusterId}-key-1704110400000`,
@@ -125,7 +168,7 @@ describe('ObjectStorageClient', () => {
       }
       ;(createObjectStorageKeys as jest.Mock).mockRejectedValue(mockError)
 
-      const result = await client.createObjectStorageKey(clusterId, region, bucketNames)
+      const result = await client.createObjectStorageKey(clusterId!, region, bucketNames)
       expect(result).toBeInstanceOf(OtomiError)
       // @ts-ignore
       expect(result.publicMessage).toBe('Your OAuth token is not authorized to use this endpoint')
diff --git a/src/utils/wizardUtils.ts b/src/utils/wizardUtils.ts
index 66944426..57c448b8 100644
--- a/src/utils/wizardUtils.ts
+++ b/src/utils/wizardUtils.ts
@@ -28,7 +28,7 @@ export class ObjectStorageClient {
   }
 
   public async createObjectStorageKey(
-    lkeClusterId: number,
+    lkeClusterId: string,
     region: string,
     bucketNames: string[],
   ): Promise<Pick<ObjectStorageKey, 'access_key' | 'secret_key' | 'regions'> | OtomiError> {
@@ -56,3 +56,8 @@ export class ObjectStorageClient {
     }
   }
 }
+// define cluster id based on cluster name
+export function defineClusterId(clusterName: string | undefined): string | undefined {
+  if (!clusterName) return undefined
+  return clusterName.replace('aplinstall', '')
+}