From a5cff5b918fc72f07a35ddd2f6700727baceb83b Mon Sep 17 00:00:00 2001
From: Toby Henderson <hendersont@gmail.com>
Date: Tue, 13 Jun 2023 17:32:03 +0100
Subject: [PATCH] fix(asb): fixs issue with : An item with the same key has
 already been added. Key: ReplyTo #2698

---
 .../ASBConstants.cs                                             | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Paramore.Brighter.MessagingGateway.AzureServiceBus/ASBConstants.cs b/src/Paramore.Brighter.MessagingGateway.AzureServiceBus/ASBConstants.cs
index 8f84f48d4e..7cff7f742a 100644
--- a/src/Paramore.Brighter.MessagingGateway.AzureServiceBus/ASBConstants.cs
+++ b/src/Paramore.Brighter.MessagingGateway.AzureServiceBus/ASBConstants.cs
@@ -8,6 +8,6 @@ internal static class ASBConstants
         public const string ReplyToHeaderBagKey = "ReplyTo";
 
         public static readonly string[] ReservedHeaders =
-            new[] {LockTokenHeaderBagKey, MessageTypeHeaderBagKey, HandledCountHeaderBagKey};
+            new[] {LockTokenHeaderBagKey, MessageTypeHeaderBagKey, HandledCountHeaderBagKey, ReplyToHeaderBagKey };
     }
 }