diff --git a/src/activities/Elsa.Activities.AzureServiceBus/Services/QueueWorker.cs b/src/activities/Elsa.Activities.AzureServiceBus/Services/QueueWorker.cs
index 0b389757b..e7a369a16 100644
--- a/src/activities/Elsa.Activities.AzureServiceBus/Services/QueueWorker.cs
+++ b/src/activities/Elsa.Activities.AzureServiceBus/Services/QueueWorker.cs
@@ -1,7 +1,5 @@
 using System;
 using System.Diagnostics;
-using System.Linq;
-using System.Runtime.InteropServices;
 using System.Threading;
 using System.Threading.Tasks;
 using Elsa.Activities.AzureServiceBus.Triggers;