diff --git a/src/IKVM.ByteCode/ClassFormatVersion.cs b/src/IKVM.ByteCode/ClassFormatVersion.cs
index b067fd5..c814a14 100644
--- a/src/IKVM.ByteCode/ClassFormatVersion.cs
+++ b/src/IKVM.ByteCode/ClassFormatVersion.cs
@@ -86,6 +86,9 @@ public record struct ClassFormatVersion(ushort Major, ushort Minor) : IComparabl
         /// <summary>Java 25 (class file 69.0)</summary>
         public static readonly ClassFormatVersion Java25 = new(69, 0);
 
+        /// <summary>The latest class file format version supported by this library.</summary>
+        public static readonly ClassFormatVersion Latest = Java25;
+
         /// <summary>
         /// Implicitly converts a major version number to a <see cref="ClassFormatVersion"/> with a minor version of <c>0</c>.
         /// </summary>
diff --git a/src/IKVM.ByteCode/Decoding/ClassFile.cs b/src/IKVM.ByteCode/Decoding/ClassFile.cs
index 0588ec5..47ff2ee 100644
--- a/src/IKVM.ByteCode/Decoding/ClassFile.cs
+++ b/src/IKVM.ByteCode/Decoding/ClassFile.cs
@@ -40,7 +40,7 @@ public static bool TryMeasure(ref ClassFormatReader reader, ref int size)
             if (reader.TryReadU2(out ushort majorVersion) == false)
                 return false;
 
-            if (majorVersion > 63)
+            if (majorVersion > ClassFormatVersion.Latest.Major)
                 throw new UnsupportedClassVersionException(new ClassFormatVersion(majorVersion, minorVersion));
 
             if (ConstantTable.TryMeasure(ref reader, ref size) == false)
@@ -252,7 +252,7 @@ public static bool TryRead(ref ClassFormatReader reader, out ClassFile? clazz, I
             if (reader.TryReadU2(out ushort majorVersion) == false)
                 return false;
 
-            if (majorVersion > 63)
+            if (majorVersion > ClassFormatVersion.Latest.Major)
                 throw new UnsupportedClassVersionException(new ClassFormatVersion(majorVersion, minorVersion));
 
             var version = new ClassFormatVersion(majorVersion, minorVersion);