diff --git a/Tests/Reqnroll.GeneratorTests/GeneratorContainerBuilderTests.cs b/Tests/Reqnroll.GeneratorTests/GeneratorContainerBuilderTests.cs
index 7c1b2574b..55b89f374 100644
--- a/Tests/Reqnroll.GeneratorTests/GeneratorContainerBuilderTests.cs
+++ b/Tests/Reqnroll.GeneratorTests/GeneratorContainerBuilderTests.cs
@@ -26,10 +26,16 @@ public void Should_register_generator_configuration_with_default_config()
         [Fact]
         public void Should_register_generator_with_custom_settings_when_configured()
         {
-            var container = new GeneratorContainerBuilder().CreateContainer(new ReqnrollConfigurationHolder(ConfigSource.AppConfig, @"
-                <reqnroll>
-                  <generator allowDebugGeneratedFiles=""true"" /><!-- default is false -->
-                </reqnroll>"), new ProjectSettings(), Enumerable.Empty<GeneratorPluginInfo>());
+            var container = new GeneratorContainerBuilder().CreateContainer(
+                new ReqnrollConfigurationHolder(
+                    ConfigSource.Json,
+                    """
+                    {
+                        "generator": {
+                          "allowDebugGeneratedFiles": true
+                        }
+                    }
+                    """), new ProjectSettings(), Enumerable.Empty<GeneratorPluginInfo>());
             container.Resolve<ReqnrollConfiguration>().AllowDebugGeneratedFiles.Should().Be(true);
         }
     }
diff --git a/Tests/Reqnroll.GeneratorTests/TestGeneratorFactoryTests.cs b/Tests/Reqnroll.GeneratorTests/TestGeneratorFactoryTests.cs
index ec7971fcc..464943447 100644
--- a/Tests/Reqnroll.GeneratorTests/TestGeneratorFactoryTests.cs
+++ b/Tests/Reqnroll.GeneratorTests/TestGeneratorFactoryTests.cs
@@ -52,25 +52,5 @@ public void Dispose()
                 //nop;
             }
         }
-
-        [Fact]
-        public void Should_create_custom_generator_when_configured_so()
-        {
-            var configurationHolder = new ReqnrollConfigurationHolder(ConfigSource.AppConfig, string.Format(@"
-                <reqnroll>
-                  <generator>  
-                  <dependencies>
-                    <register type=""{0}"" as=""{1}""/>
-                  </dependencies>
-                  </generator>
-                </reqnroll>",
-                typeof(DummyGenerator).AssemblyQualifiedName,
-                typeof(ITestGenerator).AssemblyQualifiedName));
-
-            var projectSettings = net35CSProjectSettings;
-            projectSettings.ConfigurationHolder = configurationHolder;
-            var generator = _factory.CreateGenerator(projectSettings, Enumerable.Empty<GeneratorPluginInfo>());
-            generator.Should().BeOfType<DummyGenerator>();
-        }
     }
 }