diff --git a/FFMpegCore.Test/AudioTest.cs b/FFMpegCore.Test/AudioTest.cs
index 5da9b08..6f57d51 100644
--- a/FFMpegCore.Test/AudioTest.cs
+++ b/FFMpegCore.Test/AudioTest.cs
@@ -8,7 +8,6 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Runtime.Versioning;
 using System.Threading.Tasks;
 using FFMpegCore.Extensions.System.Drawing.Common;
 using FFMpegCore.Test.Utilities;
diff --git a/FFMpegCore.Test/MetaDataBuilderTests.cs b/FFMpegCore.Test/MetaDataBuilderTests.cs
index 747fd9e..23d40a4 100644
--- a/FFMpegCore.Test/MetaDataBuilderTests.cs
+++ b/FFMpegCore.Test/MetaDataBuilderTests.cs
@@ -3,12 +3,8 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 
 using System;
-using System.Collections.Generic;
-using System.Diagnostics;
-using System.Linq;
-using System.Text;
+
 using System.Text.RegularExpressions;
-using System.Threading.Tasks;
 
 namespace FFMpegCore.Test
 {
diff --git a/FFMpegCore/Extend/StringExtensions.cs b/FFMpegCore/Extend/StringExtensions.cs
index 7b02089..29c8d42 100644
--- a/FFMpegCore/Extend/StringExtensions.cs
+++ b/FFMpegCore/Extend/StringExtensions.cs
@@ -1,5 +1,4 @@
-using System;
-using System.Collections.Generic;
+using System.Collections.Generic;
 using System.Text;
 
 namespace FFMpegCore.Extend
diff --git a/FFMpegCore/FFMpeg/Arguments/IDynamicArgument.cs b/FFMpegCore/FFMpeg/Arguments/IDynamicArgument.cs
index 36a504e..20f8cdf 100644
--- a/FFMpegCore/FFMpeg/Arguments/IDynamicArgument.cs
+++ b/FFMpegCore/FFMpeg/Arguments/IDynamicArgument.cs
@@ -1,5 +1,4 @@
 using System.Collections.Generic;
-using System.Text;
 
 namespace FFMpegCore.Arguments
 {
diff --git a/FFMpegCore/FFMpeg/Arguments/MapMetadataArgument.cs b/FFMpegCore/FFMpeg/Arguments/MapMetadataArgument.cs
index afec731..7038139 100644
--- a/FFMpegCore/FFMpeg/Arguments/MapMetadataArgument.cs
+++ b/FFMpegCore/FFMpeg/Arguments/MapMetadataArgument.cs
@@ -1,9 +1,6 @@
-using FFMpegCore.Extend;
-
-using System;
+using System;
 using System.Collections.Generic;
 using System.Linq;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 
diff --git a/FFMpegCore/FFMpeg/Arguments/MetaDataArgument.cs b/FFMpegCore/FFMpeg/Arguments/MetaDataArgument.cs
index 89bb1fe..5bcb7b1 100644
--- a/FFMpegCore/FFMpeg/Arguments/MetaDataArgument.cs
+++ b/FFMpegCore/FFMpeg/Arguments/MetaDataArgument.cs
@@ -1,10 +1,7 @@
-using FFMpegCore.Extend;
-
-using System;
+using System;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 
diff --git a/FFMpegCore/FFMpeg/FFMpegArguments.cs b/FFMpegCore/FFMpeg/FFMpegArguments.cs
index c100c85..fad42ce 100644
--- a/FFMpegCore/FFMpeg/FFMpegArguments.cs
+++ b/FFMpegCore/FFMpeg/FFMpegArguments.cs
@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
 
diff --git a/FFMpegCore/Helpers/FFMpegHelper.cs b/FFMpegCore/Helpers/FFMpegHelper.cs
index ecea946..97def0f 100644
--- a/FFMpegCore/Helpers/FFMpegHelper.cs
+++ b/FFMpegCore/Helpers/FFMpegHelper.cs
@@ -1,5 +1,4 @@
 using System;
-using System.Drawing;
 using System.IO;
 using FFMpegCore.Exceptions;
 using Instances;