diff --git a/ConcurrentPriorityQueue/ConcurrentPriorityByIntegerQueue.cs b/ConcurrentPriorityQueue/ConcurrentPriorityByIntegerQueue.cs
index 515d9b1..e5cba75 100644
--- a/ConcurrentPriorityQueue/ConcurrentPriorityByIntegerQueue.cs
+++ b/ConcurrentPriorityQueue/ConcurrentPriorityByIntegerQueue.cs
@@ -2,12 +2,14 @@
 
 namespace ConcurrentPriorityQueue
 {
+    // new changes
     public class ConcurrentPriorityByIntegerQueue<T> : ConcurrentPriorityQueue<T, int>
         where T : IHavePriority<int>
     {
         public ConcurrentPriorityByIntegerQueue()
             : base() { }
 
+        // new changes
         public ConcurrentPriorityByIntegerQueue(int capacity)
             : base(capacity) { }
     }