diff --git a/src/net/Wexflow.Tasks.SevenZip/SevenZip.cs b/src/net/Wexflow.Tasks.SevenZip/SevenZip.cs
index 553bfe62..da47e24d 100644
--- a/src/net/Wexflow.Tasks.SevenZip/SevenZip.cs
+++ b/src/net/Wexflow.Tasks.SevenZip/SevenZip.cs
@@ -2,7 +2,6 @@
 using System;
 using System.IO;
 using System.Linq;
-using System.Reflection;
 using System.Threading;
 using System.Xml.Linq;
 using Wexflow.Core;