diff --git a/src/Chapter07.Tests/Listing07.32.Tests.cs b/src/Chapter07.Tests/Listing07.32.Tests.cs
index fc034a79b..3d60673ff 100644
--- a/src/Chapter07.Tests/Listing07.32.Tests.cs
+++ b/src/Chapter07.Tests/Listing07.32.Tests.cs
@@ -18,7 +18,7 @@ public void ParseHelpCommand(string command)
         {
             command = item;
             IntelliTect.TestTools.Console.ConsoleAssert.Expect(
-                "Command Help...", () => Program.Main(command));
+                "Command Help...", () => Program.Main(new[] { command }));
         }
     }
 
@@ -31,7 +31,7 @@ public void ParseCatCommand(string command, string fileName)
         {
             command = $"{item}";
             IntelliTect.TestTools.Console.ConsoleAssert.Expect(
-                $"Catalog '{fileName}'...", () => Program.Main(command, fileName));
+                $"Catalog '{fileName}'...", () => Program.Main(new[] { command, fileName }));
         }
     }
 
@@ -44,7 +44,7 @@ public void ParseCopyCommand(string command, string sourceFile, string targetFil
         {
             command = $"{item}";
             IntelliTect.TestTools.Console.ConsoleAssert.Expect(
-                $"Copy '{sourceFile}' '{targetFile}'...", () => Program.Main(command, sourceFile, targetFile));
+                $"Copy '{sourceFile}' '{targetFile}'...", () => Program.Main(new[] { command, sourceFile, targetFile }));
         }
     }
 
diff --git a/src/Chapter07/Listing07.32.ListPatternMatching.cs b/src/Chapter07/Listing07.32.ListPatternMatching.cs
index 35e163378..b4fdaed4c 100644
--- a/src/Chapter07/Listing07.32.ListPatternMatching.cs
+++ b/src/Chapter07/Listing07.32.ListPatternMatching.cs
@@ -5,18 +5,18 @@ namespace AddisonWesley.Michaelis.EssentialCSharp.Chapter07.Listing07_32;
 public class Program
 {
     #region INCLUDE
-    public static void Main(params string[] args)
+    public static void Main(string[] args)
     {
-        // For simplicitly, commands are assumed
+        // For simplicity, options are assumed
         // to all be lower case.
 
-        // The first argument is the command and is
+        // The first argument is the option and is
         // identified by a '/', '-', or '--' prefix.
 
         switch (args)
         {
             case ["--help" or ['/' or '-', 'h' or '?']]:
-                // e.g. /?, -?, /h, -h, --help
+                // e.g. --help, /h, -h, /?, -? 
                 DisplayHelp();
                 break;
             case [ ['/' or '-', char command], ..]: