diff --git a/src/api/helpers.js b/src/api/helpers.js
index 842efe9aa..687ed9628 100644
--- a/src/api/helpers.js
+++ b/src/api/helpers.js
@@ -69,7 +69,6 @@ export const paramsString = (params = {}) => {
 export const promisedRequest = async ({
   method,
   url,
-  params,
   payload,
   formData,
   credentials,
@@ -88,17 +87,6 @@ export const promisedRequest = async ({
     options.headers['Content-Type'] = 'application/json'
   }
 
-  if (params) {
-    url +=
-      '?' +
-      Object.entries(params)
-        .map(
-          ([key, value]) =>
-            encodeURIComponent(key) + '=' + encodeURIComponent(value),
-        )
-        .join('&')
-  }
-
   if (formData || payload) {
     options.body = formData || JSON.stringify(payload)
   }
diff --git a/src/stores/oauth.js b/src/stores/oauth.js
index 83a7d246a..35cd67afb 100644
--- a/src/stores/oauth.js
+++ b/src/stores/oauth.js
@@ -82,7 +82,7 @@ export const useOAuthStore = defineStore('oauth', {
         instance,
       })
       this.setAppToken(res.data.access_token)
-      return res.access_token
+      return res.data.access_token
     },
     /// Use this if you want to ensure the app is still valid to use.
     /// @return {string} The access token to the app (not attached to any user)
diff --git a/test/fixtures/mock_api.js b/test/fixtures/mock_api.js
index 03fb01a64..68390d6a2 100644
--- a/test/fixtures/mock_api.js
+++ b/test/fixtures/mock_api.js
@@ -2,6 +2,8 @@ import { HttpResponse, http } from 'msw'
 import { setupWorker } from 'msw/browser'
 import { test as testBase } from 'vitest'
 
+export const testServer = ''
+
 // https://mswjs.io/docs/recipes/vitest-browser-mode
 export const injectMswToTest = (defaultHandlers) => {
   const worker = setupWorker(...defaultHandlers)
@@ -24,16 +26,14 @@ export const injectMswToTest = (defaultHandlers) => {
   })
 }
 
-export const testServer = 'https://test.server.example'
-
 export const authApis = [
-  http.post(`${testServer}/api/v1/apps`, () => {
+  http.post('/api/v1/apps', () => {
     return HttpResponse.json({
       client_id: 'test-id',
       client_secret: 'test-secret',
     })
   }),
-  http.get(`${testServer}/api/v1/apps/verify_credentials`, ({ request }) => {
+  http.get('/api/v1/apps/verify_credentials', ({ request }) => {
     const authHeader = request.headers.get('Authorization')
     if (
       authHeader === 'Bearer test-app-token' ||
@@ -50,7 +50,7 @@ export const authApis = [
       )
     }
   }),
-  http.post(`${testServer}/oauth/token`, async ({ request }) => {
+  http.post('/oauth/token', async ({ request }) => {
     const data = await request.formData()
 
     if (
diff --git a/test/unit/specs/stores/oauth.spec.js b/test/unit/specs/stores/oauth.spec.js
index 4664bba02..3ae8da7c9 100644
--- a/test/unit/specs/stores/oauth.spec.js
+++ b/test/unit/specs/stores/oauth.spec.js
@@ -5,10 +5,8 @@ import { createPinia, setActivePinia } from 'pinia'
 import {
   authApis,
   injectMswToTest,
-  testServer,
 } from '/test/fixtures/mock_api.js'
 
-import { useInstanceStore } from 'src/stores/instance.js'
 import { useOAuthStore } from 'src/stores/oauth.js'
 
 const test = injectMswToTest(authApis)
@@ -16,7 +14,6 @@ const test = injectMswToTest(authApis)
 describe('oauth store', () => {
   beforeEach(() => {
     setActivePinia(createTestingPinia({ stubActions: false }))
-    useInstanceStore().server = testServer
   })
 
   describe('createApp', () => {
@@ -31,7 +28,7 @@ describe('oauth store', () => {
 
     test('it should throw and not update if failed', async ({ worker }) => {
       worker.use(
-        http.post(`${testServer}/api/v1/apps`, () => {
+        http.post('/api/v1/apps', () => {
           return HttpResponse.text('Throttled', { status: 429 })
         }),
       )
@@ -56,7 +53,7 @@ describe('oauth store', () => {
 
     test('it should not create an app if it exists', async ({ worker }) => {
       worker.use(
-        http.post(`${testServer}/api/v1/apps`, () => {
+        http.post('/api/v1/apps', () => {
           return HttpResponse.text('Should not call this API', { status: 400 })
         }),
       )
@@ -115,7 +112,7 @@ describe('oauth store', () => {
       worker,
     }) => {
       worker.use(
-        http.post(`${testServer}/api/v1/apps`, () => {
+        http.post('/api/v1/apps', () => {
           return HttpResponse.text('Should not call this API', { status: 400 })
         }),
       )
@@ -133,7 +130,7 @@ describe('oauth store', () => {
       worker,
     }) => {
       worker.use(
-        http.post(`${testServer}/api/v1/apps`, () => {
+        http.post('/api/v1/apps', () => {
           return HttpResponse.text('Should not call this API', { status: 400 })
         }),
       )
@@ -173,7 +170,7 @@ describe('oauth store', () => {
 
     test('it should throw if we cannot create an app', async ({ worker }) => {
       worker.use(
-        http.post(`${testServer}/api/v1/apps`, () => {
+        http.post('/api/v1/apps', () => {
           return HttpResponse.text('Throttled', { status: 429 })
         }),
       )
@@ -186,7 +183,7 @@ describe('oauth store', () => {
       worker,
     }) => {
       worker.use(
-        http.post(`${testServer}/oauth/token`, () => {
+        http.post('/oauth/token', () => {
           return HttpResponse.text('Throttled', { status: 429 })
         }),
       )