diff --git a/src/Microsoft.DotNet.Archive/CompressionUtility.cs b/src/Microsoft.DotNet.Archive/CompressionUtility.cs
index 143ce38c3..11deeb311 100644
--- a/src/Microsoft.DotNet.Archive/CompressionUtility.cs
+++ b/src/Microsoft.DotNet.Archive/CompressionUtility.cs
@@ -1,10 +1,6 @@
 using SevenZip;
 using System;
-using System.Collections.Generic;
 using System.IO;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Microsoft.DotNet.Archive
 {
diff --git a/src/Microsoft.DotNet.Archive/IndexedArchive.cs b/src/Microsoft.DotNet.Archive/IndexedArchive.cs
index 30a85e8eb..15706efba 100644
--- a/src/Microsoft.DotNet.Archive/IndexedArchive.cs
+++ b/src/Microsoft.DotNet.Archive/IndexedArchive.cs
@@ -6,7 +6,6 @@ using System.Linq;
 using System.Security.Cryptography;
 using System.Text;
 using System.Threading;
-using System.Threading.Tasks;
 
 namespace Microsoft.DotNet.Archive
 {
diff --git a/src/Microsoft.DotNet.Archive/ProgressReport.cs b/src/Microsoft.DotNet.Archive/ProgressReport.cs
index 379378f88..0a2622008 100644
--- a/src/Microsoft.DotNet.Archive/ProgressReport.cs
+++ b/src/Microsoft.DotNet.Archive/ProgressReport.cs
@@ -1,9 +1,4 @@
 using System;
-using System.Collections.Generic;
-using System.IO;
-using System.Linq;
-using System.Text;
-using System.Threading.Tasks;
 
 namespace Microsoft.DotNet.Archive
 {
diff --git a/src/Microsoft.DotNet.Archive/ThreadLocalZipArchive.cs b/src/Microsoft.DotNet.Archive/ThreadLocalZipArchive.cs
index 9659e8a86..d7ed42120 100644
--- a/src/Microsoft.DotNet.Archive/ThreadLocalZipArchive.cs
+++ b/src/Microsoft.DotNet.Archive/ThreadLocalZipArchive.cs
@@ -1,11 +1,7 @@
 using System;
-using System.Collections.Generic;
 using System.IO;
 using System.IO.Compression;
-using System.Linq;
-using System.Text;
 using System.Threading;
-using System.Threading.Tasks;
 
 namespace Microsoft.DotNet.Archive
 {