diff --git a/packages/builder/src/pages/builder/portal/manage/auth/index.svelte b/packages/builder/src/pages/builder/portal/manage/auth/index.svelte
index bcbdfe6460..2ca0f7e2e8 100644
--- a/packages/builder/src/pages/builder/portal/manage/auth/index.svelte
+++ b/packages/builder/src/pages/builder/portal/manage/auth/index.svelte
@@ -21,16 +21,26 @@
   } from "@budibase/bbui"
   import { onMount } from "svelte"
   import api from "builderStore/api"
-  import { organisation, auth } from "stores/portal"
+  import { organisation, auth, admin } from "stores/portal"
   import { uuid } from "builderStore/uuid"
 
   $: tenantId = $auth.tenantId
+  $: multiTenancyEnabled = $admin.multiTenancy
 
   const ConfigTypes = {
     Google: "google",
     OIDC: "oidc",
   }
 
+  function callbackUrl(tenantId, end) {
+    let url = `/api/global/auth`
+    if (multiTenancyEnabled && tenantId) {
+      url += `/${tenantId}`
+    }
+    url += end
+    return url
+  }
+
   $: GoogleConfigFields = {
     Google: [
       { name: "clientID", label: "Client ID" },
@@ -39,7 +49,7 @@
         name: "callbackURL",
         label: "Callback URL",
         readonly: true,
-        placeholder: `/api/global/auth/${tenantId}/google/callback`,
+        placeholder: callbackUrl(tenantId, "/google/callback"),
       },
     ],
   }
@@ -53,7 +63,7 @@
         name: "callbackURL",
         label: "Callback URL",
         readonly: true,
-        placeholder: `/api/global/auth/${tenantId}/oidc/callback`,
+        placeholder: callbackUrl(tenantId, "/oidc/callback"),
       },
     ],
   }
diff --git a/packages/worker/src/api/controllers/global/auth.js b/packages/worker/src/api/controllers/global/auth.js
index 82faea986f..c3bbaf41a2 100644
--- a/packages/worker/src/api/controllers/global/auth.js
+++ b/packages/worker/src/api/controllers/global/auth.js
@@ -10,6 +10,15 @@ const { passport } = authPkg.auth
 const { checkResetPasswordCode } = require("../../../utilities/redis")
 const { getGlobalDB } = authPkg.db
 
+function googleCallbackUrl(tenantId = null) {
+  let callbackUrl = `/api/global/auth`
+  if (tenantId) {
+    callbackUrl += `/${tenantId}`
+  }
+  callbackUrl += `/google/callback`
+  return callbackUrl
+}
+
 async function authInternal(ctx, user, err = null, info = null) {
   if (err) {
     console.error("Authentication error", err)
@@ -101,9 +110,9 @@ exports.logout = async ctx => {
  * On a successful login, you will be redirected to the googleAuth callback route.
  */
 exports.googlePreAuth = async (ctx, next) => {
-  const tenantId = ctx.params.tenantId
+  const tenantId = ctx.params ? ctx.params.tenantId : null
   const db = getGlobalDB(tenantId)
-  const callbackUrl = `/api/global/auth/${tenantId}/google/callback`
+  let callbackUrl = googleCallbackUrl(tenantId)
 
   const config = await authPkg.db.getScopedConfig(db, {
     type: Configs.GOOGLE,
@@ -117,9 +126,9 @@ exports.googlePreAuth = async (ctx, next) => {
 }
 
 exports.googleAuth = async (ctx, next) => {
-  const tenantId = ctx.params.tenantId
+  const tenantId = ctx.params ? ctx.params.tenantId : null
   const db = getGlobalDB(tenantId)
-  const callbackUrl = `/api/global/auth/${tenantId}/google/callback`
+  const callbackUrl = googleCallbackUrl(tenantId)
 
   const config = await authPkg.db.getScopedConfig(db, {
     type: Configs.GOOGLE,
@@ -139,7 +148,7 @@ exports.googleAuth = async (ctx, next) => {
 }
 
 async function oidcStrategyFactory(ctx, configId) {
-  const tenantId = ctx.params.tenantId
+  const tenantId = ctx.params ? ctx.params.tenantId : null
   const db = getGlobalDB(ctx.params.tenantId)
   const config = await authPkg.db.getScopedConfig(db, {
     type: Configs.OIDC,
@@ -148,8 +157,11 @@ async function oidcStrategyFactory(ctx, configId) {
 
   const chosenConfig = config.configs.filter(c => c.uuid === configId)[0]
 
-  const callbackUrl = `${ctx.protocol}://${ctx.host}/api/global/auth/${tenantId}/oidc/callback`
-
+  let callbackUrl = `${ctx.protocol}://${ctx.host}/api/global/auth`
+  if (tenantId) {
+    callbackUrl += `/${tenantId}`
+  }
+  callbackUrl += `/oidc/callback`
   return oidc.strategyFactory(chosenConfig, callbackUrl)
 }
 
diff --git a/packages/worker/src/api/controllers/global/tenants.js b/packages/worker/src/api/controllers/global/tenants.js
index ddf8930ddc..677ba5a20f 100644
--- a/packages/worker/src/api/controllers/global/tenants.js
+++ b/packages/worker/src/api/controllers/global/tenants.js
@@ -4,7 +4,7 @@ const { StaticDatabases } = require("@budibase/auth/db")
 
 exports.multiTenancyEnabled = async ctx => {
   ctx.body = {
-    enabled: !!env.MULTI_TENANCY,
+    enabled: false,
   }
 }
 
diff --git a/packages/worker/src/api/routes/global/auth.js b/packages/worker/src/api/routes/global/auth.js
index b7b560cb6c..19a61df2e3 100644
--- a/packages/worker/src/api/routes/global/auth.js
+++ b/packages/worker/src/api/routes/global/auth.js
@@ -52,5 +52,13 @@ router
     authController.oidcPreAuth
   )
   .get("/api/global/auth/:tenantId/oidc/callback", authController.oidcAuth)
+  // deprecated - used by the default system before tenancy
+  .get("/api/global/auth/google", authController.googlePreAuth)
+  .get("/api/global/auth/google/callback", authController.googleAuth)
+  .get(
+    "/api/global/auth/oidc/configs/:configId",
+    authController.oidcPreAuth
+  )
+  .get("/api/global/auth/oidc/callback", authController.oidcAuth)
 
 module.exports = router