diff --git a/SkeletonViewCore/Sources/API/Appearance/SkeletonAppearance.swift b/SkeletonViewCore/Sources/API/Appearance/SkeletonAppearance.swift
index def40524..213e84f4 100644
--- a/SkeletonViewCore/Sources/API/Appearance/SkeletonAppearance.swift
+++ b/SkeletonViewCore/Sources/API/Appearance/SkeletonAppearance.swift
@@ -13,7 +13,7 @@
 import UIKit
 
 public enum SkeletonAppearance {
-    public static var `default` = SkeletonViewAppearance.shared
+    public static let `default` = SkeletonViewAppearance.shared
 }
 
 // codebeat:disable[TOO_MANY_IVARS]