diff --git a/src/NServiceBus.SqlServer/SqlServerMessageSender.cs b/src/NServiceBus.SqlServer/SqlServerMessageSender.cs
index 777919603..c5eba3d1e 100644
--- a/src/NServiceBus.SqlServer/SqlServerMessageSender.cs
+++ b/src/NServiceBus.SqlServer/SqlServerMessageSender.cs
@@ -21,7 +21,7 @@ public class SqlServerMessageSender : ISendMessages
 
         public string DefaultConnectionString { get; set; }
 
-        public Dictionary<string, string> ConnectionStringCollection { get; private set; }
+        public Dictionary<string, string> ConnectionStringCollection { get; set; }
 
         public UnitOfWork UnitOfWork { get; set; }