diff --git a/DigitalData.Core.Client/ServiceFactory.cs b/DigitalData.Core.Client/ServiceFactory.cs
index f689b16..4ab537c 100644
--- a/DigitalData.Core.Client/ServiceFactory.cs
+++ b/DigitalData.Core.Client/ServiceFactory.cs
@@ -14,7 +14,7 @@ namespace DigitalData.Core.Client
                 "Further modifications to the service collection are not allowed. " +
                 "This is to ensure that the dependency injection container remains in a consistent state.");
 
-        public static IServiceProvider Build() => _services.BuildServiceProvider();
+        private static IServiceProvider Build() => _services.BuildServiceProvider();
 
         public static T Provide<T>() where T : notnull => _lazyProvider.Value.GetRequiredService<T>();
     }