diff --git a/schema.go b/schema.go
index d794bb6..71ccf0e 100644
--- a/schema.go
+++ b/schema.go
@@ -9,12 +9,12 @@ type Schema struct {
 	Format     string      `json:"format,omitempty" yaml:"format,omitempty"`
 	Default    interface{} `json:"default,omitempty" yaml:"default,omitempty"`
 	Example    interface{} `json:"example,omitempty" yaml:"example,omitempty"`
-	Faker      string      `json:"x-faker,omitempty" yaml:"x-faker,omitempty"`
 	Required   []string    `json:"required,omitempty" yaml:"required,omitempty"`
+	Items      *Schema     `json:"items,omitempty" yaml:"items,omitempty"`
+	Ref        string      `json:"$ref,omitempty" yaml:"$ref,omitempty"`
 
-	Items *Schema `json:"items,omitempty" yaml:"items,omitempty"`
-
-	Reference string `json:"$ref,omitempty" yaml:"$ref,omitempty"`
+	// Dummy custom field
+	Faker string `json:"x-faker,omitempty" yaml:"x-faker,omitempty"`
 }
 
 // Schemas -.
@@ -27,8 +27,8 @@ type SchemaContext interface {
 
 // ResponseByExample -.
 func (s Schema) ResponseByExample(schemaContext SchemaContext) (interface{}, error) {
-	if s.Reference != "" {
-		schema, err := schemaContext.LookupByReference(s.Reference)
+	if s.Ref != "" {
+		schema, err := schemaContext.LookupByReference(s.Ref)
 		if err != nil {
 			return nil, fmt.Errorf("lookup: %w", err)
 		}
diff --git a/schema_test.go b/schema_test.go
index 9c793c3..7a248ff 100644
--- a/schema_test.go
+++ b/schema_test.go
@@ -120,7 +120,7 @@ func TestSchema_ResponseByExample(t *testing.T) {
 			fields: fields{
 				Type: "array",
 				Items: &openapi.Schema{
-					Reference: "#/components/schemas/User",
+					Ref: "#/components/schemas/User",
 				},
 			},
 			args: args{
@@ -140,7 +140,7 @@ func TestSchema_ResponseByExample(t *testing.T) {
 			fields: fields{
 				Properties: openapi.Schemas{
 					"id": &openapi.Schema{
-						Reference: "#/components/schemas/UUID",
+						Ref: "#/components/schemas/UUID",
 					},
 					"firstName": &openapi.Schema{
 						Type:    "string",
@@ -175,7 +175,7 @@ func TestSchema_ResponseByExample(t *testing.T) {
 				Example:    tc.fields.Example,
 				Faker:      tc.fields.Faker,
 				Items:      tc.fields.Items,
-				Reference:  tc.fields.Reference,
+				Ref:        tc.fields.Reference,
 			}
 			gotRes, err := s.ResponseByExample(tc.args.schemaContext)