diff --git a/version-apis/VersionTest.cs b/version-apis/VersionTest.cs
index 2427f23..714a30d 100644
--- a/version-apis/VersionTest.cs
+++ b/version-apis/VersionTest.cs
@@ -9,7 +9,7 @@ namespace DotNetCoreVersionApis
 {
     public class VersionTest
     {
-        public static readonly int MAX_DOTNET_MAJOR_VERSION = 11;
+        public static readonly int MAX_DOTNET_MAJOR_VERSION = 12;
 
         private readonly ITestOutputHelper _output;