diff --git a/src/Shiny.Mediator.AppSupport/AppSupportExtensions.cs b/src/Shiny.Mediator.AppSupport/AppSupportExtensions.cs
index f8adc57..08941d9 100644
--- a/src/Shiny.Mediator.AppSupport/AppSupportExtensions.cs
+++ b/src/Shiny.Mediator.AppSupport/AppSupportExtensions.cs
@@ -8,13 +8,6 @@ namespace Shiny.Mediator;
 
 public static class AppSupportExtensions
 {
-    public static ShinyConfigurator SetSerializer<TSerializer>(this ShinyConfigurator cfg) where TSerializer : class, ISerializerService
-    {
-        cfg.Services.AddSingleton<ISerializerService, TSerializer>();
-        return cfg;
-    }
-
-    
     /// <summary>
     /// Adds standard app support middleware - offline, replay stream, & user notification
     /// </summary>
diff --git a/src/Shiny.Mediator/ShinyConfigurator.cs b/src/Shiny.Mediator/ShinyConfigurator.cs
index 6bfd393..09a0afc 100644
--- a/src/Shiny.Mediator/ShinyConfigurator.cs
+++ b/src/Shiny.Mediator/ShinyConfigurator.cs
@@ -11,7 +11,14 @@ public sealed class ShinyConfigurator(IServiceCollection services)
 
     public bool ExcludeDefaultMiddleware { get; set; }
     
+    
+    public ShinyConfigurator SetSerializer<TSerializer>() where TSerializer : class, ISerializerService
+    {
+        this.Services.AddSingleton<ISerializerService, TSerializer>();
+        return this;
+    }
 
+    
     public ShinyConfigurator AddHttpClient()
     {
         this.Services.Add(new ServiceDescriptor(