diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 8152f382..5378dc8e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -204,8 +204,8 @@ importers:
         specifier: ^2.2.58
         version: 2.2.60(@babel/eslint-parser@7.22.7)(typescript@4.9.5)
       '@tsconfig/ember':
-        specifier: ^1.1.0
-        version: 1.1.0
+        specifier: ^3.0.0
+        version: 3.0.0
       '@types/ember':
         specifier: ^4.0.4
         version: 4.0.4(@babel/core@7.22.5)
@@ -4067,8 +4067,8 @@ packages:
     engines: {node: '>= 6'}
     dev: true
 
-  /@tsconfig/ember@1.1.0:
-    resolution: {integrity: sha512-VzIrPO7ZpnIEmU+dJe3ubEPhxUIyavwIh2vxg8rXrwSnB99hdVcq0ZFPQ4KRP0LrSNzaPI1QA2sATIPwnBYPQg==}
+  /@tsconfig/ember@3.0.0:
+    resolution: {integrity: sha512-KF9F9f4i+8LE31OKS014n5uEDt1mB/6ZvyQz/Mam28nAKDTSMBlOWHgTOj0TY8l4BfbEE+BgUuWCSoUHhb2BMw==}
     dev: true
 
   /@types/acorn@4.0.6:
diff --git a/test-app/package.json b/test-app/package.json
index 49e0dc36..f446513f 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -55,7 +55,7 @@
     "@glint/environment-ember-template-imports": "^1.0.2",
     "@glint/template": "^1.0.2",
     "@nullvoxpopuli/eslint-configs": "^2.2.58",
-    "@tsconfig/ember": "^1.1.0",
+    "@tsconfig/ember": "^3.0.0",
     "@types/ember": "^4.0.4",
     "@types/ember__application": "^4.0.6",
     "@types/ember__array": "^4.0.4",