diff --git a/src/ZodSchemaClass.ts b/src/ZodSchemaClass.ts
index fee8c37..7de5ed8 100644
--- a/src/ZodSchemaClass.ts
+++ b/src/ZodSchemaClass.ts
@@ -6,6 +6,7 @@ import { ZodSchemaAbstractClass } from "./shapes/ZodSchemaClass"
 import { DejsonifiableZodSchemaObject } from "./traits/DejsonifiableZodSchemaObject"
 import { ExtendableZodSchemaObject } from "./traits/ExtendableZodSchemaObject"
 import { InstantiableZodSchemaObject } from "./traits/InstantiableZodSchemaObject"
+import { JsonifiableZodSchemaObject } from "./traits/JsonifiableZodSchemaObject"
 import { Extend, StaticMembers } from "./util"
 
 
@@ -62,12 +63,8 @@ extends TraitExpressionBuilder<Superclass, Traits> {
                     InstanceType<Superclass> & Values,
                     ConstructorParameters<typeof Schemas>
                 > &
-                Simplify<
-                    Extend<[
-                        StaticMembers<Superclass>,
-                        StaticMembers<typeof Schemas>,
-                    ]>
-                >
+                StaticMembers<Superclass> &
+                StaticMembers<typeof Schemas>
             ),
 
             [
@@ -128,14 +125,24 @@ extends TraitExpressionBuilder<Superclass, Traits> {
 
         class JsonifiableSchemas extends (this.expressionSuperclass as AbstractClass<object>) {
             static readonly jsonifySchema   = jsonifySchema
+                   readonly jsonifySchema   = jsonifySchema
             static readonly dejsonifySchema = dejsonifySchema
+                   readonly dejsonifySchema = dejsonifySchema
         }
 
         return new ZodSchemaClassBuilder(
-            JsonifiableSchemas as unknown as Superclass & StaticMembers<typeof JsonifiableSchemas>,
+            JsonifiableSchemas as unknown as (
+                AbstractClass<
+                    InstanceType<Superclass> & JsonifiableSchemas,
+                    ConstructorParameters<Superclass>
+                > &
+                StaticMembers<Superclass> &
+                StaticMembers<typeof JsonifiableSchemas>
+            ),
 
             [
                 ...this.expressionTraits,
+                JsonifiableZodSchemaObject,
                 DejsonifiableZodSchemaObject,
             ],
         )
diff --git a/src/tests.ts b/src/tests.ts
index 52cc5cc..36fbdd6 100644
--- a/src/tests.ts
+++ b/src/tests.ts
@@ -35,6 +35,7 @@ class User extends exp.extends implements Implements<typeof exp> {}
 User.defaultValues
 const inst = User.create({ id: 1n, name: "" })
 console.log(inst)
+inst.jsonify()
 
 
 class SubTest extends User.extend({