diff --git a/core/boot.js b/core/boot.js
index 9f6a6e7849..264c8d2d2e 100644
--- a/core/boot.js
+++ b/core/boot.js
@@ -134,6 +134,9 @@ async function initExpressApps() {
 async function initServices({config}) {
     debug('Begin: initServices');
 
+    const defaultApiVersion = config.get('api:versions:default');
+    debug(`Default API Version: ${defaultApiVersion}`);
+
     debug('Begin: Dynamic Routing');
     // Dynamic routing is generated from the routes.yaml file, which is part of the settings service
     // When Ghost's DB and core are loaded, we can access this file and call routing.bootstrap.start
@@ -170,9 +173,7 @@ async function initServices({config}) {
         appService.init(),
         limits.init(),
         scheduling.init({
-            // NOTE: When changing API version need to consider how to migrate custom scheduling adapters
-            //       that rely on URL to lookup persisted scheduled records (jobs, etc.). Ref: https://github.com/TryGhost/Ghost/pull/10726#issuecomment-489557162
-            apiUrl: urlUtils.urlFor('api', {version: 'v4', versionType: 'admin'}, true)
+            apiUrl: urlUtils.urlFor('api', {version: defaultApiVersion, versionType: 'admin'}, true)
         })
     ]);
     debug('End: Services');
diff --git a/core/shared/config/overrides.json b/core/shared/config/overrides.json
index 7809f9b6ba..b26fd6aba5 100644
--- a/core/shared/config/overrides.json
+++ b/core/shared/config/overrides.json
@@ -62,6 +62,7 @@
     "api": {
         "versions": {
             "all": ["v2", "v3", "v4", "canary"],
+            "default": "v4",
             "canary": {
                 "admin": "canary/admin",
                 "content": "canary/content"
diff --git a/core/shared/url-utils.js b/core/shared/url-utils.js
index eebe4d7b37..da74e3c015 100644
--- a/core/shared/url-utils.js
+++ b/core/shared/url-utils.js
@@ -1,13 +1,11 @@
 const UrlUtils = require('@tryghost/url-utils');
 const config = require('./config');
 
-const DEFAULT_GHOST_API_VERSION = 'v4';
-
 const urlUtils = new UrlUtils({
     url: config.get('url'),
     adminUrl: config.get('admin:url'),
     apiVersions: config.get('api:versions'),
-    defaultApiVersion: DEFAULT_GHOST_API_VERSION,
+    defaultApiVersion: config.get('api:versions:default'),
     slugs: config.get('slugs').protected,
     redirectCacheMaxAge: config.get('caching:301:maxAge'),
     baseApiPath: '/ghost/api',