diff --git a/MVMCoreUI/Atoms/Views/CheckboxModel.swift b/MVMCoreUI/Atoms/Views/CheckboxModel.swift
index 72c6dbfd..6bf9ae1a 100644
--- a/MVMCoreUI/Atoms/Views/CheckboxModel.swift
+++ b/MVMCoreUI/Atoms/Views/CheckboxModel.swift
@@ -28,7 +28,7 @@ import Foundation
     public var action: ActionModelProtocol?
 
     
-    enum CodingKeys: String, CodingKey {
+    private enum CodingKeys: String, CodingKey {
         case groupName
         case value
         case fieldKey