diff --git a/BasicNodes/Tools/Unpack.cs b/BasicNodes/Tools/Unpack.cs
index cc55f552..722a8ec1 100644
--- a/BasicNodes/Tools/Unpack.cs
+++ b/BasicNodes/Tools/Unpack.cs
@@ -79,7 +79,7 @@ public class Unpack: Node
     /// <param name="destinationPath">the location to extract to</param>
     private void Extract(NodeParameters args, string workingFile, string destinationPath)
     {
-        bool isRar = workingFile.ToLowerInvariant().EndsWith(".cbr");
+        bool isRar = workingFile.ToLowerInvariant().EndsWith(".cbr") || workingFile.ToLowerInvariant().EndsWith(".rar");
         try
         {
             ArchiveFactory.WriteToDirectory(workingFile, destinationPath, new ()
diff --git a/VideoNodes/Helpers/SubtitleHelper.cs b/VideoNodes/Helpers/SubtitleHelper.cs
index 38438011..c15ba776 100644
--- a/VideoNodes/Helpers/SubtitleHelper.cs
+++ b/VideoNodes/Helpers/SubtitleHelper.cs
@@ -54,7 +54,7 @@ internal class SubtitleHelper
                 return "mov_text";
             case "mkv":
                 if (isImageBased)
-                    return "hdmv_pgs_subtitle";
+                    return "copy";
                 if (IsSupportedSubtitleCodecMKV(currentCodec) == false)
                     return "srt"; // or "ssa" or any other supported codec
                 return currentCodec;