diff --git a/plugins/app-backend/package.json b/plugins/app-backend/package.json
index 1f58f64796..d5fbf9f239 100644
--- a/plugins/app-backend/package.json
+++ b/plugins/app-backend/package.json
@@ -56,7 +56,6 @@
     "@backstage/cli": "workspace:^",
     "@backstage/types": "workspace:^",
     "@types/supertest": "^2.0.8",
-    "get-port": "^6.1.2",
     "mock-fs": "^5.1.0",
     "msw": "^0.49.0",
     "node-fetch": "^2.6.7",
diff --git a/plugins/app-backend/src/service/appPlugin.test.ts b/plugins/app-backend/src/service/appPlugin.test.ts
index 80408694d6..7c57a5d685 100644
--- a/plugins/app-backend/src/service/appPlugin.test.ts
+++ b/plugins/app-backend/src/service/appPlugin.test.ts
@@ -17,18 +17,14 @@
 import mockFs from 'mock-fs';
 import { resolve as resolvePath } from 'path';
 import fetch from 'node-fetch';
-import { coreServices } from '@backstage/backend-plugin-api';
 import { startTestBackend } from '@backstage/backend-test-utils';
 import { appPlugin } from './appPlugin';
 import {
   databaseFactory,
   httpRouterFactory,
-  rootHttpRouterFactory,
   loggerFactory,
   rootLoggerFactory,
 } from '@backstage/backend-app-api';
-import { ConfigReader } from '@backstage/config';
-import getPort from 'get-port';
 
 describe('appPlugin', () => {
   beforeEach(() => {
@@ -48,23 +44,12 @@ describe('appPlugin', () => {
   });
 
   it('boots', async () => {
-    const port = await getPort();
-    await startTestBackend({
+    const { server } = await startTestBackend({
       services: [
-        [
-          coreServices.config,
-          new ConfigReader({
-            backend: {
-              listen: { port },
-              database: { client: 'better-sqlite3', connection: ':memory:' },
-            },
-          }),
-        ],
         loggerFactory(),
         rootLoggerFactory(),
         databaseFactory(),
         httpRouterFactory(),
-        rootHttpRouterFactory(),
       ],
       features: [
         appPlugin({
@@ -75,12 +60,12 @@ describe('appPlugin', () => {
     });
 
     await expect(
-      fetch(`http://localhost:${port}/api/app/derp.html`).then(res =>
+      fetch(`http://localhost:${server.port()}/api/app/derp.html`).then(res =>
         res.text(),
       ),
     ).resolves.toBe('winning');
     await expect(
-      fetch(`http://localhost:${port}`).then(res => res.text()),
+      fetch(`http://localhost:${server.port()}`).then(res => res.text()),
     ).resolves.toBe('winning');
   });
 });
diff --git a/plugins/catalog-backend-module-incremental-ingestion/package.json b/plugins/catalog-backend-module-incremental-ingestion/package.json
index 06a0ab1c89..a86e27fae4 100644
--- a/plugins/catalog-backend-module-incremental-ingestion/package.json
+++ b/plugins/catalog-backend-module-incremental-ingestion/package.json
@@ -56,8 +56,7 @@
   "devDependencies": {
     "@backstage/backend-app-api": "workspace:^",
     "@backstage/cli": "workspace:^",
-    "@backstage/plugin-catalog-backend": "workspace:^",
-    "get-port": "^6.1.2"
+    "@backstage/plugin-catalog-backend": "workspace:^"
   },
   "files": [
     "alpha",
diff --git a/plugins/catalog-node/src/catalogService.test.ts b/plugins/catalog-node/src/catalogService.test.ts
index 230af79a88..ec3e5ccf1b 100644
--- a/plugins/catalog-node/src/catalogService.test.ts
+++ b/plugins/catalog-node/src/catalogService.test.ts
@@ -14,11 +14,7 @@
  * limitations under the License.
  */
 
-import { PluginEndpointDiscovery } from '@backstage/backend-common';
-import {
-  createBackendModule,
-  coreServices,
-} from '@backstage/backend-plugin-api';
+import { createBackendModule } from '@backstage/backend-plugin-api';
 import { startTestBackend } from '@backstage/backend-test-utils';
 import { CatalogClient } from '@backstage/catalog-client';
 import { catalogServiceRef } from './catalogService';
@@ -42,9 +38,6 @@ describe('catalogServiceRef', () => {
     });
 
     await startTestBackend({
-      services: [
-        [coreServices.discovery, {} as unknown as PluginEndpointDiscovery],
-      ],
       features: [testModule()],
     });
   });
diff --git a/yarn.lock b/yarn.lock
index f973dee489..0890ba4386 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -4518,7 +4518,6 @@ __metadata:
     express: ^4.17.1
     express-promise-router: ^4.1.0
     fs-extra: 10.1.0
-    get-port: ^6.1.2
     globby: ^11.0.0
     helmet: ^6.0.0
     knex: ^2.0.0
@@ -5117,7 +5116,6 @@ __metadata:
     "@types/luxon": ^3.0.0
     express: ^4.17.1
     express-promise-router: ^4.1.0
-    get-port: ^6.1.2
     knex: ^2.0.0
     lodash: ^4.17.21
     luxon: ^3.0.0
@@ -23753,13 +23751,6 @@ __metadata:
   languageName: node
   linkType: hard
 
-"get-port@npm:^6.1.2":
-  version: 6.1.2
-  resolution: "get-port@npm:6.1.2"
-  checksum: e3c3d591492a11393455ef220f24c812a28f7da56ec3e4a2512d931a1f196d42850b50ac6138349a44622eda6dc3c0ccd8495cd91376d968e2d9e6f6f849e0a9
-  languageName: node
-  linkType: hard
-
 "get-stdin@npm:^8.0.0":
   version: 8.0.0
   resolution: "get-stdin@npm:8.0.0"