diff --git a/test/environment/setup.ts b/test/environment/setup.ts
index 3126f8b1..bc46cc42 100644
--- a/test/environment/setup.ts
+++ b/test/environment/setup.ts
@@ -9,17 +9,20 @@ const CONTAINER_DATAVERSE_BOOTSTRAP_NAME = 'test_dataverse_bootstrap'
 const CONTAINER_DATAVERSE_BOOTSTRAP_END_MESSAGE =
   'Done, your instance has been configured for development. Have a nice day!'
 const CONTAINERS_STARTUP_TIMEOUT = 300000
-
+const SKIP_CONTAINERS = process.env.SKIP_CONTAINERS === 'true' // Set this environment variable to true to skip container setup and run tests against an already running instance
 const API_ALLOW_TOKEN_LOOKUP_ENDPOINT = '/admin/settings/:AllowApiTokenLookupViaApi'
 const API_KEY_USER_ENDPOINT = '/builtin-users/dataverseAdmin/api-token'
 const API_KEY_USER_PASSWORD = 'admin1'
 
 export default async function setupTestEnvironment(): Promise<void> {
-  await setupContainers()
+  await setupContainers(SKIP_CONTAINERS) //Set skipContainers to true to skip container setup and run tests against an already running instance
   await setupApiKey()
 }
 
-async function setupContainers(): Promise<void> {
+async function setupContainers(skipContainers?: boolean): Promise<void> {
+  if (skipContainers) {
+    return
+  }
   console.log('Cleaning up old container volumes...')
   fs.rmSync(`${__dirname}/docker-dev-volumes`, { recursive: true, force: true })
   console.log('Running test containers...')
diff --git a/test/integration/collections/CollectionsRepository.test.ts b/test/integration/collections/CollectionsRepository.test.ts
index 94b62311..861a970e 100644
--- a/test/integration/collections/CollectionsRepository.test.ts
+++ b/test/integration/collections/CollectionsRepository.test.ts
@@ -997,7 +997,7 @@ describe('CollectionsRepository', () => {
       // TODO: uncomment this test when https://github.com/IQSS/dataverse/issues/12027 is fixed
       //  const expectedDatasetCitationFragment = `Admin, Dataverse; Owner, Dataverse, ${currentYear}, "Dataset created using the createDataset use case`
       const expectedDatasetDescription = 'Dataset created using the createDataset use case'
-      const expectedFileName = 'test-file-4.tab'
+      const expectedFileName = 'test-file-4.tsv'
       const expectedCollectionsName = 'Scientific Research'
 
       expect(actualFilePreview.checksum?.type).toBe('MD5')