diff --git a/test/kubo/index.node.ts b/test/kubo/index.node.ts
new file mode 100644
index 00000000..b84522e1
--- /dev/null
+++ b/test/kubo/index.node.ts
@@ -0,0 +1,62 @@
+/* eslint-env mocha */
+
+import { join } from 'node:path'
+import { expect } from 'aegir/chai'
+import getPort from 'aegir/get-port'
+import kubo from 'kubo'
+import { create as createKuboRPCClient } from 'kubo-rpc-client'
+import { createNode, type KuboNode } from '../../src/index.js'
+import { tmpdir } from 'node:os'
+
+describe('index', () => {
+  let node: KuboNode
+
+  afterEach(async () => {
+    if (node != null) {
+      await node.stop()
+    }
+  })
+
+  it('should allow overriding config when repo already exists', async () => {
+    const expectedPort1 = await getPort(8088)
+    const expectedPort2 = await getPort(8089)
+    const repo = join(tmpdir(), 'ipfs-test-repo')
+    node = await createNode({
+      repo,
+      disposable: false,
+      type: 'kubo',
+      rpc: createKuboRPCClient,
+      bin: kubo.path(),
+      init: {
+        config: {
+          Addresses: {
+            Gateway: `/ip4/127.0.0.1/tcp/${expectedPort1}`
+          }
+        }
+      }
+    })
+
+    const info = await node.info()
+    expect(info.gateway).to.equal(`http://127.0.0.1:${expectedPort1}`)
+
+    await node.stop()
+
+    node = await createNode({
+      repo,
+      disposable: true, // cleanup the repo when this one is disposed.
+      type: 'kubo',
+      rpc: createKuboRPCClient,
+      bin: kubo.path(),
+      init: {
+        config: {
+          Addresses: {
+            Gateway: `/ip4/127.0.0.1/tcp/${expectedPort2}`
+          }
+        }
+      }
+    })
+
+    const info2 = await node.info()
+    expect(info2.gateway).to.equal(`http://127.0.0.1:${expectedPort2}`)
+  })
+})
diff --git a/test/node.ts b/test/node.ts
index a168f08e..b906d9ef 100644
--- a/test/node.ts
+++ b/test/node.ts
@@ -1,2 +1,3 @@
 import './endpoint/routes.node.js'
 import './kubo/utils.node.js'
+import './kubo/index.node.js'