diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 0f5a8198..3edc4d21 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -221,8 +221,8 @@ importers:
         specifier: ^4.0.2
         version: 4.0.2
       ember-cli-typescript:
-        specifier: 5.2.1
-        version: 5.2.1
+        specifier: 5.3.0
+        version: 5.3.0
       ember-cli-uglify:
         specifier: ^3.0.0
         version: 3.0.0
@@ -8102,8 +8102,8 @@ packages:
       - supports-color
     dev: true
 
-  /ember-cli-typescript@5.2.1:
-    resolution: {integrity: sha512-qqp5TAIuPHxHiGXJKL+78Euyhy0zSKQMovPh8sJpN/ZBYx0H90pONufHR3anaMcp1snVfx4B+mb9+7ijOik8ZA==}
+  /ember-cli-typescript@5.3.0:
+    resolution: {integrity: sha512-gFA+ZwmsvvFwo2Jz/B9GMduEn+fPoGb69qWGP0Tp3+Tu5xypDtIKVSZ5086I3Cr19cLXD4HkrOR3YQvdUKzAkQ==}
     engines: {node: '>= 12.*'}
     dependencies:
       ansi-to-html: 0.6.15
diff --git a/test-app/package.json b/test-app/package.json
index c5c4af57..32035cd8 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -57,7 +57,7 @@
     "ember-cli-inject-live-reload": "^2.1.0",
     "ember-cli-sri": "^2.1.1",
     "ember-cli-terser": "^4.0.2",
-    "ember-cli-typescript": "5.2.1",
+    "ember-cli-typescript": "5.3.0",
     "ember-cli-uglify": "^3.0.0",
     "ember-data": "~5.3.3",
     "ember-disable-prototype-extensions": "^1.1.3",