diff --git a/Stack/Stack.swift b/Stack/Stack.swift
index b12f713f5..c91782254 100644
--- a/Stack/Stack.swift
+++ b/Stack/Stack.swift
@@ -3,6 +3,9 @@
  Push and pop are O(1) operations.
  */
 public struct Stack<T> {
+ 
+  public init() {}
+  
   fileprivate var array = [T]()
   
   public var isEmpty: Bool {