diff --git a/src/Markup/Avalonia.Markup.Xaml/XamlIl/Runtime/XamlIlRuntimeHelpers.cs b/src/Markup/Avalonia.Markup.Xaml/XamlIl/Runtime/XamlIlRuntimeHelpers.cs
index 5b86116106..fe448de548 100644
--- a/src/Markup/Avalonia.Markup.Xaml/XamlIl/Runtime/XamlIlRuntimeHelpers.cs
+++ b/src/Markup/Avalonia.Markup.Xaml/XamlIl/Runtime/XamlIlRuntimeHelpers.cs
@@ -351,7 +351,7 @@ namespace Avalonia.Markup.Xaml.XamlIl.Runtime
                 throw new ArgumentException(
                     $"Unable to resolve type {qualifiedTypeName} from any of the following locations: " +
                     string.Join(",", resolvable.Select(e => $"`clr-namespace:{e.ClrNamespace};assembly={e.ClrAssemblyName}`")))
-                    { HelpLink = "https://docs.avaloniaui.net/guides/basics/introduction-to-xaml#valid-xaml-namespaces" };
+                    { HelpLink = "https://docs.avaloniaui.net/docs/basics/user-interface/introduction-to-xaml#xml-namespaces" };
             }
         }