diff --git a/packages/test-app/package.json b/packages/test-app/package.json
index a7c43b577..49b207474 100644
--- a/packages/test-app/package.json
+++ b/packages/test-app/package.json
@@ -32,7 +32,7 @@
     "@glint/environment-ember-template-imports": "1.5.0",
     "@tsconfig/ember": "3.0.8",
     "@types/ember__service": "4.0.9",
-    "@types/qunit": "^2.19.12",
+    "@types/qunit": "2.19.12",
     "@typescript-eslint/eslint-plugin": "8.19.0",
     "@typescript-eslint/parser": "8.19.0",
     "body-parser": "1.20.3",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 5b80b4cd0..13d87ad41 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -371,7 +371,7 @@ importers:
         specifier: 4.0.9
         version: 4.0.9(@babel/core@7.26.0)
       '@types/qunit':
-        specifier: ^2.19.12
+        specifier: 2.19.12
         version: 2.19.12
       '@typescript-eslint/eslint-plugin':
         specifier: 8.19.0
@@ -11916,26 +11916,6 @@ snapshots:
     dependencies:
       '@types/ms': 0.7.34
 
-  '@types/ember@4.0.11':
-    dependencies:
-      '@types/ember__application': 4.0.11(@babel/core@7.26.0)
-      '@types/ember__array': 4.0.10(@babel/core@7.26.0)
-      '@types/ember__component': 4.0.22(@babel/core@7.26.0)
-      '@types/ember__controller': 4.0.12(@babel/core@7.26.0)
-      '@types/ember__debug': 4.0.8(@babel/core@7.26.0)
-      '@types/ember__engine': 4.0.11
-      '@types/ember__error': 4.0.6
-      '@types/ember__object': 4.0.12(@babel/core@7.26.0)
-      '@types/ember__polyfills': 4.0.6
-      '@types/ember__routing': 4.0.22(@babel/core@7.26.0)
-      '@types/ember__runloop': 4.0.10
-      '@types/ember__service': 4.0.9(@babel/core@7.26.0)
-      '@types/ember__string': 3.0.15
-      '@types/ember__template': 4.0.7
-      '@types/ember__test': 4.0.6(@babel/core@7.26.0)
-      '@types/ember__utils': 4.0.7
-      '@types/rsvp': 4.0.9
-
   '@types/ember@4.0.11(@babel/core@7.26.0)':
     dependencies:
       '@types/ember__application': 4.0.11(@babel/core@7.26.0)
@@ -11943,7 +11923,7 @@ snapshots:
       '@types/ember__component': 4.0.22(@babel/core@7.26.0)
       '@types/ember__controller': 4.0.12(@babel/core@7.26.0)
       '@types/ember__debug': 4.0.8(@babel/core@7.26.0)
-      '@types/ember__engine': 4.0.11
+      '@types/ember__engine': 4.0.11(@babel/core@7.26.0)
       '@types/ember__error': 4.0.6
       '@types/ember__object': 4.0.12(@babel/core@7.26.0)
       '@types/ember__polyfills': 4.0.6
@@ -11962,8 +11942,8 @@ snapshots:
   '@types/ember__application@4.0.11(@babel/core@7.26.0)':
     dependencies:
       '@glimmer/component': 1.1.2(@babel/core@7.26.0)
-      '@types/ember': 4.0.11
-      '@types/ember__engine': 4.0.11
+      '@types/ember': 4.0.11(@babel/core@7.26.0)
+      '@types/ember__engine': 4.0.11(@babel/core@7.26.0)
       '@types/ember__object': 4.0.12(@babel/core@7.26.0)
       '@types/ember__owner': 4.0.9
       '@types/ember__routing': 4.0.22(@babel/core@7.26.0)
@@ -12002,10 +11982,13 @@ snapshots:
       - '@babel/core'
       - supports-color
 
-  '@types/ember__engine@4.0.11':
+  '@types/ember__engine@4.0.11(@babel/core@7.26.0)':
     dependencies:
       '@types/ember__object': 4.0.12(@babel/core@7.26.0)
       '@types/ember__owner': 4.0.9
+    transitivePeerDependencies:
+      - '@babel/core'
+      - supports-color
 
   '@types/ember__error@4.0.6': {}
 
@@ -12031,10 +12014,6 @@ snapshots:
       - '@babel/core'
       - supports-color
 
-  '@types/ember__runloop@4.0.10':
-    dependencies:
-      '@types/ember': 4.0.11
-
   '@types/ember__runloop@4.0.10(@babel/core@7.26.0)':
     dependencies:
       '@types/ember': 4.0.11(@babel/core@7.26.0)
@@ -12060,10 +12039,6 @@ snapshots:
       - '@babel/core'
       - supports-color
 
-  '@types/ember__utils@4.0.7':
-    dependencies:
-      '@types/ember': 4.0.11
-
   '@types/ember__utils@4.0.7(@babel/core@7.26.0)':
     dependencies:
       '@types/ember': 4.0.11(@babel/core@7.26.0)