diff --git a/src/Parameters.cs b/src/Parameters.cs
index 7fa8b4b..612c13c 100644
--- a/src/Parameters.cs
+++ b/src/Parameters.cs
@@ -22,32 +22,18 @@ internal sealed class DemuxOptions
         public string? audioLang;
     }
 
-    internal sealed class DemuxOptionsBinder : BinderBase<DemuxOptions>
+    internal sealed class DemuxOptionsBinder(Option<string> key1Option, Option<string> key2Option, Option<DirectoryInfo> outputFolderOption, Option<string> mkvEngineOption, Option<bool> mergeOption, Option<bool> subsOption, Option<bool> noCleanupOption, Option<string> audioFormatOption, Option<string> videoFormatOption, Option<string> audioLangOption) : BinderBase<DemuxOptions>
     {
-        private Option<string> Key1Option { get; }
-        private Option<string> Key2Option { get; }
-        private Option<DirectoryInfo> OutputFolderOption { get; }
-        private Option<string> MkvEngineOption { get; }
-        private Option<bool> MergeOption { get; }
-        private Option<bool> SubsOption { get; }
-        private Option<bool> NoCleanupOption { get; }
-        private Option<string> AudioFormatOption { get; }
-        private Option<string> VideoFormatOption { get; }
-        private Option<string> AudioLangOption { get; }
-
-        public DemuxOptionsBinder(Option<string> key1Option, Option<string> key2Option, Option<DirectoryInfo> outputFolderOption, Option<string> mkvEngineOption, Option<bool> mergeOption, Option<bool> subsOption, Option<bool> noCleanupOption, Option<string> audioFormatOption, Option<string> videoFormatOption, Option<string> audioLangOption)
-        {
-            Key1Option = key1Option;
-            Key2Option = key2Option;
-            OutputFolderOption = outputFolderOption;
-            MkvEngineOption = mkvEngineOption;
-            MergeOption = mergeOption;
-            SubsOption = subsOption;
-            NoCleanupOption = noCleanupOption;
-            AudioFormatOption = audioFormatOption;
-            VideoFormatOption = videoFormatOption;
-            AudioLangOption = audioLangOption;
-        }
+        private Option<string> Key1Option { get; } = key1Option;
+        private Option<string> Key2Option { get; } = key2Option;
+        private Option<DirectoryInfo> OutputFolderOption { get; } = outputFolderOption;
+        private Option<string> MkvEngineOption { get; } = mkvEngineOption;
+        private Option<bool> MergeOption { get; } = mergeOption;
+        private Option<bool> SubsOption { get; } = subsOption;
+        private Option<bool> NoCleanupOption { get; } = noCleanupOption;
+        private Option<string> AudioFormatOption { get; } = audioFormatOption;
+        private Option<string> VideoFormatOption { get; } = videoFormatOption;
+        private Option<string> AudioLangOption { get; } = audioLangOption;
 
         protected override DemuxOptions GetBoundValue(BindingContext bindingContext) =>
             new DemuxOptions
@@ -65,16 +51,39 @@ protected override DemuxOptions GetBoundValue(BindingContext bindingContext) =>
             };
     }
 
-    //internal sealed class BatchDemuxOptions
-    //{
-    //    usmFolderArg,
-    //            subsOption,
-    //            mergeOption,
-    //            mkvEngineOption,
-    //            audioFormatOption,
-    //            videoFormatOption,
-    //            outputFolderOption,
-    //            noCleanupOption,
-    //            audioLangOption
-    //}
+    internal sealed class BatchDemuxOptions
+    {
+        public DirectoryInfo? output;
+        public bool? subs;
+        public bool? merge;
+        public string? engine;
+        public string? audioFormat;
+        public string? videoFormat;
+        public bool? noCleanup;
+        public string? audioLang;
+    }
+
+    internal sealed class BatchDemuxOptionsBinder(Option<DirectoryInfo> outputFolderOption, Option<string> mkvEngineOption, Option<bool> mergeOption, Option<bool> subsOption, Option<bool> noCleanupOption, Option<string> audioFormatOption, Option<string> videoFormatOption, Option<string> audioLangOption) : BinderBase<BatchDemuxOptions> {
+        private Option<DirectoryInfo> OutputFolderOption { get; } = outputFolderOption;
+        private Option<bool> SubsOption { get; } = subsOption;
+        private Option<bool> MergeOption { get; } = mergeOption;
+        private Option<string> MkvEngineOption { get; } = mkvEngineOption;
+        private Option<string> AudioFormatOption { get; } = audioFormatOption;
+        private Option<string> VideoFormatOption { get; } = videoFormatOption;
+        private Option<bool> NoCleanupOption { get; } = noCleanupOption;
+        private Option<string> AudioLangOption { get; } = audioLangOption;
+
+        protected override BatchDemuxOptions GetBoundValue(BindingContext bindingContext) =>
+            new BatchDemuxOptions
+            {
+                output = bindingContext.ParseResult.GetValueForOption(OutputFolderOption),
+                engine = bindingContext.ParseResult.GetValueForOption(MkvEngineOption),
+                merge = bindingContext.ParseResult.GetValueForOption(MergeOption),
+                subs = bindingContext.ParseResult.GetValueForOption(SubsOption),
+                noCleanup = bindingContext.ParseResult.GetValueForOption(NoCleanupOption),
+                audioFormat = bindingContext.ParseResult.GetValueForOption(AudioFormatOption),
+                videoFormat = bindingContext.ParseResult.GetValueForOption(VideoFormatOption),
+                audioLang = bindingContext.ParseResult.GetValueForOption(AudioLangOption)
+            };
+    }
 }