diff --git a/src/Parlot/Fluent/WhiteSpaceLiteral.cs b/src/Parlot/Fluent/WhiteSpaceLiteral.cs
index 75e85ab..873ae34 100644
--- a/src/Parlot/Fluent/WhiteSpaceLiteral.cs
+++ b/src/Parlot/Fluent/WhiteSpaceLiteral.cs
@@ -1,16 +1,35 @@
 using Parlot.Compilation;
+using Parlot.Rewriting;
 using System.Linq.Expressions;
 
 namespace Parlot.Fluent;
 
-public sealed class WhiteSpaceLiteral : Parser<TextSpan>, ICompilable
+public sealed class WhiteSpaceLiteral : Parser<TextSpan>, ICompilable, ISeekable
 {
     private readonly bool _includeNewLines;
 
+    private static char[] _whiteSpaceChars =>
+    [
+        '\u0009', '\u000C', '\u0020', '\u00A0', '\u1680', '\u180E', '\u2000', '\u2001', '\u2002', '\u2003', '\u2004', '\u2005', '\u2006', '\u2007', '\u2008', '\u2009', '\u200A', '\u202F', '\u205F', '\u3000', '\uFEFF'
+    ];
+
+    private static char[] _whiteSpaceOrNewLineChars =>
+    [
+        '\u0009', '\u000A', '\u000B', '\u000C', '\u000D', '\u0020', '\u00A0', '\u1680', '\u180E', '\u2000', '\u2001', '\u2002', '\u2003', '\u2004', '\u2005', '\u2006', '\u2007', '\u2008', '\u2009', '\u200A', '\u202F', '\u205F', '\u3000', '\uFEFF'
+    ];
+
+    public bool CanSeek { get; } = true;
+
+    public char[] ExpectedChars {get; private set;}
+
+    public bool SkipWhitespace { get; }
+
     public WhiteSpaceLiteral(bool includeNewLines)
     {
         _includeNewLines = includeNewLines;
 
+        ExpectedChars = includeNewLines ? _whiteSpaceOrNewLineChars : _whiteSpaceChars;
+
         Name = "WhiteSpaceLiteral";
     }