diff --git a/packages/ember-repl/addon/package.json b/packages/ember-repl/addon/package.json
index 9361c84583..8fc3a75535 100644
--- a/packages/ember-repl/addon/package.json
+++ b/packages/ember-repl/addon/package.json
@@ -61,7 +61,7 @@
   "scripts": {
     "build": "concurrently 'npm:build:*'",
     "build:js": "rollup --config",
-    "build:types": "tsc --emitDeclarationOnly --noEmit false",
+    "---build:types": "tsc --emitDeclarationOnly --noEmit false",
     "lint:types": "tsc --noEmit",
     "lint:fix": "pnpm -w exec lint fix",
     "start": "rollup --config --watch",
diff --git a/packages/ember-repl/addon/src/browser/gjs.ts b/packages/ember-repl/addon/src/browser/gjs.ts
index 12b1d08c7f..1e4b86eee6 100644
--- a/packages/ember-repl/addon/src/browser/gjs.ts
+++ b/packages/ember-repl/addon/src/browser/gjs.ts
@@ -6,17 +6,19 @@ import type { Babel } from './types.ts';
 
 const compiler = importSync('ember-source/dist/ember-template-compiler.js');
 
-import { createPreprocessor } from 'content-tag/standalone';
-
-let processor;
+let processor: any;
 let fetchingPromise: Promise<any>;
 
 export async function preprocess(input: string, name: string): Promise<string> {
   if (!fetchingPromise) {
-    fetchingPromise = createPreprocessor();
+    fetchingPromise = import('content-tag');
   }
 
-  processor = await fetchingPromise;
+  if (!processor) {
+    let { Preprocessor } = await fetchingPromise;
+
+    processor = new Preprocessor();
+  }
 
   return processor.process(input, `${name}.js`);
 }