diff --git a/packages/@ember/object/type-tests/compat.test.ts b/packages/@ember/object/type-tests/compat.test.ts
new file mode 100644
index 00000000000..840ec5d7fa4
--- /dev/null
+++ b/packages/@ember/object/type-tests/compat.test.ts
@@ -0,0 +1,4 @@
+import { dependentKeyCompat } from '@ember/object/compat';
+import { expectTypeOf } from 'expect-type';
+
+expectTypeOf(dependentKeyCompat).toMatchTypeOf<Function>();