diff --git a/Lidgren.Network/NetQueue.cs b/Lidgren.Network/NetQueue.cs
index 475bc37..25a015b 100644
--- a/Lidgren.Network/NetQueue.cs
+++ b/Lidgren.Network/NetQueue.cs
@@ -56,12 +56,29 @@ namespace Lidgren.Network
 		/// <summary>
 		/// Gets the number of items in the queue
 		/// </summary>
-		public int Count { get { return m_size; } }
+		public int Count {
+			get
+			{
+				m_lock.EnterReadLock();
+				int count = m_size;
+				m_lock.ExitReadLock();
+				return count;
+			}
+		}
 
 		/// <summary>
 		/// Gets the current capacity for the queue
 		/// </summary>
-		public int Capacity { get { return m_items.Length; } }
+		public int Capacity
+		{
+			get
+			{
+				m_lock.EnterReadLock();
+				int capacity = m_items.Length;
+				m_lock.ExitReadLock();
+				return capacity;
+			}
+		}
 
 		/// <summary>
 		/// NetQueue constructor