diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 3bf4e57..fdb2a78 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -178,6 +178,9 @@ importers:
       '@tsconfig/ember':
         specifier: ^3.0.6
         version: 3.0.6
+      '@types/qunit':
+        specifier: ^2.19.10
+        version: 2.19.10
       '@types/rsvp':
         specifier: ^4.0.9
         version: 4.0.9
@@ -2963,6 +2966,10 @@ packages:
     resolution: {integrity: sha512-uXHQKES6DQKKCLh441Xv/dwxOq1TVS3JPUMlEqoEglvlhR6Mxnlew/Xq/LRVHpLyk7iK3zODe1qYHIMltO7XGg==}
     dev: true
 
+  /@types/qunit@2.19.10:
+    resolution: {integrity: sha512-gVB+rxvxmbyPFWa6yjjKgcumWal3hyqoTXI0Oil161uWfo1OCzWZ/rnEumsx+6uVgrwPrCrhpQbLkzfildkSbg==}
+    dev: true
+
   /@types/range-parser@1.2.7:
     resolution: {integrity: sha512-hKormJbkJqzQGhziax5PItDUTMAM9uE2XXQmM37dyd4hVM+5aVl7oVxMVUiVQn2oCQFN/LKCZdvSM0pFRqbSmQ==}
     dev: true
diff --git a/test-app/package.json b/test-app/package.json
index b7e6a8f..9f82d52 100644
--- a/test-app/package.json
+++ b/test-app/package.json
@@ -36,6 +36,7 @@
     "@glint/environment-ember-loose": "^1.4.0",
     "@glint/template": "^1.4.0",
     "@tsconfig/ember": "^3.0.6",
+    "@types/qunit": "^2.19.10",
     "@types/rsvp": "^4.0.9",
     "@types/sinon": "^17.0.3",
     "@typescript-eslint/eslint-plugin": "^7.8.0",