diff --git a/Source/Model/RadioSection.swift b/Source/Model/RadioSection.swift
index d09228f5..f8a76de5 100644
--- a/Source/Model/RadioSection.swift
+++ b/Source/Model/RadioSection.swift
@@ -49,7 +49,7 @@ open class RadioSection: Section {
       return options
     }
     set {
-      options = rows as? [OptionRowCompatible] ?? options
+      options = newValue as? [OptionRowCompatible] ?? options
     }
   }
 
diff --git a/Source/Protocol/Row.swift b/Source/Protocol/Row.swift
index 236b9d2f..7916b3ac 100644
--- a/Source/Protocol/Row.swift
+++ b/Source/Protocol/Row.swift
@@ -27,7 +27,7 @@
 import Foundation
 
 /// Any type that conforms to this protocol is capable of representing a row in a table view.
-public protocol Row {
+public protocol Row: class {
 
   /// The title text of the row.
   var title: String { get }