diff --git a/src/tests.ts b/src/tests.ts
index 0cc019f..8533832 100644
--- a/src/tests.ts
+++ b/src/tests.ts
@@ -1,5 +1,5 @@
 import { Simplify } from "type-fest"
-import { TraitAbstractMembers, TraitImpl, TraitInstance, expresses, trait } from "."
+import { TraitAbstractMembers, TraitClass, TraitImpl, TraitInstance, expresses, trait } from "."
 
 
 const PrintsHelloOnNew = trait()(Super =>
@@ -22,7 +22,9 @@ const Identifiable = <ID>() => (
 )
 
 
-type Test = Simplify<TraitImpl<ReturnType<typeof Identifiable<bigint>>>>
+type Test = Simplify<TraitInstance<ReturnType<typeof Identifiable<bigint>>>>
+
+const appliedIdentifiable = Identifiable<bigint>().apply({} as any)
 
 const exp = expresses(Identifiable<bigint>())