diff --git a/package.json b/package.json
index 42d3a4e2a..80ac96b39 100644
--- a/package.json
+++ b/package.json
@@ -69,7 +69,7 @@
     "@types/ember-qunit": "^6.1.1",
     "@types/ember-resolver": "^9.0.0",
     "@types/ember__test-helpers": "^2.9.1",
-    "@types/qunit": "^2.19.8",
+    "@types/qunit": "^2.19.9",
     "@types/sinon": "^17.0.2",
     "@typescript-eslint/eslint-plugin": "^5.62.0",
     "@typescript-eslint/parser": "^5.62.0",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 19b06228e..89ebfb74e 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -129,8 +129,8 @@ importers:
         specifier: ^2.9.1
         version: 2.9.1(@babel/core@7.23.3)(@glint/template@1.2.1)(ember-source@5.4.0)
       '@types/qunit':
-        specifier: ^2.19.8
-        version: 2.19.8
+        specifier: ^2.19.9
+        version: 2.19.9
       '@types/sinon':
         specifier: ^17.0.2
         version: 17.0.2
@@ -5749,8 +5749,8 @@ packages:
     resolution: {integrity: sha512-FGa1F62FT09qcrueBA6qYTrJPVDzah9a+493+o2PCXsesWHIn27G98TsSMs3WPNbZIEj4+VJf6saSFpvD+3Zsw==}
     dev: true
 
-  /@types/qunit@2.19.8:
-    resolution: {integrity: sha512-L4JyeRG1CJGSzJKd1b78DX/ll91E8e50IXkkl8KzW6W0IWz6FTHWEYvTEi8QVNHkUqUu6hjTffwV7ffxcoka0g==}
+  /@types/qunit@2.19.9:
+    resolution: {integrity: sha512-Ym6B8Ewt1R1b0EgSqISSrAKp2Pg5MNgKK3/d2Fbls3PN7kNnucVSGaRx9Prxeo78HfQofYJMWDWLPlfAuwx7IQ==}
     dev: true
 
   /@types/range-parser@1.2.4: