diff --git a/scripts/tasks/sandbox-parts.ts b/scripts/tasks/sandbox-parts.ts
index f0aaa39d825d..bb7670d44a7e 100644
--- a/scripts/tasks/sandbox-parts.ts
+++ b/scripts/tasks/sandbox-parts.ts
@@ -526,6 +526,8 @@ export const extendMain: Task['run'] = async ({ template, sandboxDir }, { disabl
   logger.log('📝 Extending main.js');
   const mainConfig = await readMainConfig({ cwd: sandboxDir });
   const templateConfig = template.modifications?.mainConfig || {};
+  // TODO: UNDO THIS! DO NOT MERGE WITH THIS
+  const frameworkConfig = mainConfig.getFieldValue(['framework']);
   const configToAdd = {
     ...templateConfig,
     features: {
@@ -536,6 +538,10 @@ export const extendMain: Task['run'] = async ({ template, sandboxDir }, { disabl
       // We don't want to show the "What's new" notifications in the sandbox as it can affect E2E tests
       disableWhatsNewNotifications: true,
     },
+    framework: {
+      ...frameworkConfig,
+      options: undefined,
+    },
   };
 
   Object.entries(configToAdd).forEach(([field, value]) => mainConfig.setFieldValue([field], value));