diff --git a/Samples/MobileBuyIntegration/MobileBuyIntegration/CartViewController.swift b/Samples/MobileBuyIntegration/MobileBuyIntegration/CartViewController.swift
index 4b259cc0..f9fe2b0d 100644
--- a/Samples/MobileBuyIntegration/MobileBuyIntegration/CartViewController.swift
+++ b/Samples/MobileBuyIntegration/MobileBuyIntegration/CartViewController.swift
@@ -136,7 +136,7 @@ class CartViewController: UIViewController, UITableViewDelegate, UITableViewData
         ShopifyCheckout.present(checkout: url, from: self, delegate: self)
 	}
 
-	@IBAction public func resetCart() {
+	@IBAction private func resetCart() {
 		CartManager.shared.resetCart()
 	}
 
diff --git a/Sources/ShopifyCheckout/CheckoutDelegate.swift b/Sources/ShopifyCheckout/CheckoutDelegate.swift
index b6ac0373..3138eb8d 100644
--- a/Sources/ShopifyCheckout/CheckoutDelegate.swift
+++ b/Sources/ShopifyCheckout/CheckoutDelegate.swift
@@ -43,7 +43,7 @@ public protocol CheckoutDelegate: AnyObject {
     func checkoutDidClickContactLink(url: URL)
 }
 
-extension CheckoutDelegate {
+extension CheckoutDelegate where Self: UIViewController {
     /// Tells te delegate that the buyer clicked an external link
     public func checkoutDidClickLink(url: URL) {
         handleUrl(url)