diff --git a/src/TraitExpression.ts b/src/TraitExpression.ts
index c51a32a..2599a3d 100644
--- a/src/TraitExpression.ts
+++ b/src/TraitExpression.ts
@@ -19,7 +19,7 @@ export class TraitExpression<
         AbstractClass<
             Pipe<[
                 InstanceType<Superclass>,
-                ...Call<Tuples.Map<Trait.OwnImplInstanceFn>, OwnTraits>,
+                ...Call<Tuples.Map<Trait.OwnImplInstanceFn>, AllTraits>,
             ], [
                 ExtendFn,
                 SimplifyFn,
@@ -30,7 +30,7 @@ export class TraitExpression<
 
         Pipe<[
             Superclass,
-            ...Call<Tuples.Map<Trait.OwnImplClassFn>, OwnTraits>,
+            ...Call<Tuples.Map<Trait.OwnImplClassFn>, AllTraits>,
         ], [
             Tuples.Map<StaticMembersFn>,
             ExtendFn,