diff --git a/FFMpegCore.Test/ArgumentBuilderTest.cs b/FFMpegCore.Test/ArgumentBuilderTest.cs
index 38066c5..23a66f2 100644
--- a/FFMpegCore.Test/ArgumentBuilderTest.cs
+++ b/FFMpegCore.Test/ArgumentBuilderTest.cs
@@ -234,10 +234,10 @@ public void Builder_BuildString_Duration()
         [TestMethod]
         public void Builder_BuildString_Raw()
         {
-            var str = GetArgumentsString(new RawArgument(null));
+            var str = GetArgumentsString(new CustomArgument(null));
             Assert.AreEqual(str, "-i \"input.mp4\"  \"output.mp4\"");
 
-            str = GetArgumentsString(new RawArgument("-acodec copy"));
+            str = GetArgumentsString(new CustomArgument("-acodec copy"));
             Assert.AreEqual(str, "-i \"input.mp4\" -acodec copy \"output.mp4\"");
         }
     }
diff --git a/FFMpegCore/FFMPEG/Argument/Atoms/RawArgument.cs b/FFMpegCore/FFMPEG/Argument/Atoms/CustomArgument.cs
similarity index 61%
rename from FFMpegCore/FFMPEG/Argument/Atoms/RawArgument.cs
rename to FFMpegCore/FFMPEG/Argument/Atoms/CustomArgument.cs
index 74a9df6..6a38b4e 100644
--- a/FFMpegCore/FFMPEG/Argument/Atoms/RawArgument.cs
+++ b/FFMpegCore/FFMPEG/Argument/Atoms/CustomArgument.cs
@@ -1,8 +1,8 @@
 namespace FFMpegCore.FFMPEG.Argument
 {
-    public class RawArgument : Argument<string>
+    public class CustomArgument : Argument<string>
     {
-        public RawArgument(string argument) : base(argument)
+        public CustomArgument(string argument) : base(argument)
         {
         }