diff --git a/ghost/core/core/server/services/settings/settings-service.js b/ghost/core/core/server/services/settings/settings-service.js
index 8e2745c4373..75e723af89f 100644
--- a/ghost/core/core/server/services/settings/settings-service.js
+++ b/ghost/core/core/server/services/settings/settings-service.js
@@ -78,7 +78,7 @@ module.exports = {
         SettingsCache.init(events, settingsCollection, this.getCalculatedFields(), cacheStore, settingsOverrides);
 
         // Validate site_uuid matches config
-        await this.validateSiteUuid();
+        this.validateSiteUuid();
     },
 
     /**
@@ -158,7 +158,7 @@ module.exports = {
      * The configured site_uuid is only used once when the site_uuid setting is set in a migration
      * Exits with an error if they differ
      */
-    async validateSiteUuid() {
+    validateSiteUuid() {
         const configSiteUuid = config.get('site_uuid');
         const settingSiteUuid = SettingsCache.get('site_uuid');
 
diff --git a/ghost/core/test/unit/server/services/settings/settings-service.test.js b/ghost/core/test/unit/server/services/settings/settings-service.test.js
index 68ea5fc48fb..1026f52ff5b 100644
--- a/ghost/core/test/unit/server/services/settings/settings-service.test.js
+++ b/ghost/core/test/unit/server/services/settings/settings-service.test.js
@@ -32,53 +32,53 @@ describe('UNIT: Settings Service', function () {
     });
 
     describe('validateSiteUuid', function () {
-        it('should pass when config and setting UUIDs match', async function () {
+        it('should pass when config and setting UUIDs match', function () {
             const uuid = '12345678-1234-1234-1234-123456789abc';
             configUtils.set('site_uuid', uuid);
             settingsCacheStub.withArgs('site_uuid').returns(uuid);
 
             // Should not throw
-            await settingsService.validateSiteUuid();
+            settingsService.validateSiteUuid();
         });
 
-        it('should pass when config and setting UUIDs match with different cases', async function () {
+        it('should pass when config and setting UUIDs match with different cases', function () {
             configUtils.set('site_uuid', '12345678-1234-1234-1234-123456789ABC');
             settingsCacheStub.withArgs('site_uuid').returns('12345678-1234-1234-1234-123456789abc');
 
             // Should not throw
-            await settingsService.validateSiteUuid();
+            settingsService.validateSiteUuid();
         });
 
-        it('should pass when config UUID is not set', async function () {
+        it('should pass when config UUID is not set', function () {
             configUtils.set('site_uuid', null);
             settingsCacheStub.withArgs('site_uuid').returns('12345678-1234-1234-1234-123456789abc');
 
             // Should not throw
-            await settingsService.validateSiteUuid();
+            settingsService.validateSiteUuid();
         });
 
-        it('should pass when setting UUID is not set', async function () {
+        it('should pass when setting UUID is not set', function () {
             configUtils.set('site_uuid', '12345678-1234-1234-1234-123456789abc');
             settingsCacheStub.withArgs('site_uuid').returns(null);
 
             // Should not throw
-            await settingsService.validateSiteUuid();
+            settingsService.validateSiteUuid();
         });
 
-        it('should pass when both UUIDs are not set', async function () {
+        it('should pass when both UUIDs are not set', function () {
             configUtils.set('site_uuid', null);
             settingsCacheStub.withArgs('site_uuid').returns(null);
 
             // Should not throw
-            await settingsService.validateSiteUuid();
+            settingsService.validateSiteUuid();
         });
 
-        it('should throw IncorrectUsageError when UUIDs do not match', async function () {
+        it('should throw IncorrectUsageError when UUIDs do not match', function () {
             configUtils.set('site_uuid', '12345678-1234-1234-1234-123456789abc');
             settingsCacheStub.withArgs('site_uuid').returns('87654321-4321-4321-4321-cba987654321');
 
             try {
-                await settingsService.validateSiteUuid();
+                settingsService.validateSiteUuid();
                 assert.fail('Should have thrown IncorrectUsageError');
             } catch (error) {
                 sinon.assert.calledOnce(loggingStub);