diff --git a/TextFilter.Test/ReadmeTests.cs b/TextFilter.Test/ReadmeTests.cs
index 7ced909..17fc9c2 100644
--- a/TextFilter.Test/ReadmeTests.cs
+++ b/TextFilter.Test/ReadmeTests.cs
@@ -4,6 +4,7 @@ namespace TextFilter.Test;
 
 using System;
 using System.Collections.Generic;
+using System.ComponentModel;
 using System.IO;
 using System.Linq;
 using System.Reflection;
@@ -89,7 +90,10 @@ public void EveryMethodInTheReadmeApiReferenceExistsWithItsDocumentedDefaults()
 		foreach (Match row in rows)
 		{
 			string methodName = row.Groups["method"].Value;
-			MethodInfo[] overloads = [.. methods.Where(m => m.Name == methodName)];
+			// The binary-compatibility overloads are hidden from IntelliSense and deliberately carry no
+			// defaults, since defaults on both sets would make calls ambiguous. The README documents the
+			// visible overloads, so only those are held to its defaults.
+			MethodInfo[] overloads = [.. methods.Where(m => m.Name == methodName && !IsHiddenFromCallers(m))];
 			if (overloads.Length == 0)
 			{
 				problems.Add($"{methodName} does not exist");
@@ -115,6 +119,9 @@ public void EveryMethodInTheReadmeApiReferenceExistsWithItsDocumentedDefaults()
 		Assert.IsEmpty(problems, string.Join("; ", problems));
 	}
 
+	private static bool IsHiddenFromCallers(MethodInfo method) =>
+		method.GetCustomAttribute<EditorBrowsableAttribute>()?.State == EditorBrowsableState.Never;
+
 	[TestMethod]
 	public void ReadmeMatchOptionsSampleGivesTheDocumentedResults()
 	{