diff --git a/src/Microsoft.FeatureManagement/ConfigurationFeatureDefinitionProvider.cs b/src/Microsoft.FeatureManagement/ConfigurationFeatureDefinitionProvider.cs
index 835c6d8e..e5d4d1b1 100644
--- a/src/Microsoft.FeatureManagement/ConfigurationFeatureDefinitionProvider.cs
+++ b/src/Microsoft.FeatureManagement/ConfigurationFeatureDefinitionProvider.cs
@@ -172,7 +172,7 @@ private FeatureDefinition GetMicrosoftSchemaFeatureDefinition(string featureName
             IEnumerable<IConfigurationSection> microsoftFeatureDefinitionSections = GetMicrosoftFeatureDefinitionSections();
 
             IConfigurationSection configuration = microsoftFeatureDefinitionSections
-                .FirstOrDefault(section =>
+                .LastOrDefault(section =>
                     string.Equals(section[MicrosoftFeatureManagementFields.Id], featureName, StringComparison.OrdinalIgnoreCase));
 
             if (configuration == null)
diff --git a/tests/Tests.FeatureManagement/DotnetFeatureManagementSchema.json b/tests/Tests.FeatureManagement/DotnetFeatureManagementSchema.json
index 57b068b5..d52a677a 100644
--- a/tests/Tests.FeatureManagement/DotnetFeatureManagementSchema.json
+++ b/tests/Tests.FeatureManagement/DotnetFeatureManagementSchema.json
@@ -13,4 +13,4 @@
       ]
     }
   }
-}
\ No newline at end of file
+}
diff --git a/tests/Tests.FeatureManagement/FeatureManagementTest.cs b/tests/Tests.FeatureManagement/FeatureManagementTest.cs
index d8adf251..d12fe51c 100644
--- a/tests/Tests.FeatureManagement/FeatureManagementTest.cs
+++ b/tests/Tests.FeatureManagement/FeatureManagementTest.cs
@@ -427,6 +427,26 @@ public async Task CustomFeatureDefinitionProvider()
 
             Assert.True(called);
         }
+
+        [Fact]
+        public async Task LastFeatureFlagWins()
+        {
+            IConfiguration configuration = new ConfigurationBuilder()
+                .AddJsonFile("appsettings.json")
+                .Build();
+
+            IServiceCollection services = new ServiceCollection();
+
+            services
+                .AddSingleton(configuration)
+                .AddFeatureManagement();
+
+            ServiceProvider serviceProvider = services.BuildServiceProvider();
+
+            IFeatureManager featureManager = serviceProvider.GetRequiredService<IFeatureManager>();
+
+            Assert.True(await featureManager.IsEnabledAsync(Features.DuplicateFlag));
+        }
     }
 
     public class FeatureManagementFeatureFilterGeneralTest
diff --git a/tests/Tests.FeatureManagement/Features.cs b/tests/Tests.FeatureManagement/Features.cs
index 22c22201..e0746fef 100644
--- a/tests/Tests.FeatureManagement/Features.cs
+++ b/tests/Tests.FeatureManagement/Features.cs
@@ -30,5 +30,6 @@ static class Features
         public const string OnTelemetryTestFeature = "OnTelemetryTestFeature";
         public const string OffTelemetryTestFeature = "OffTelemetryTestFeature";
         public const string ContextualFeatureWithVariant = "ContextualFeatureWithVariant";
+        public const string DuplicateFlag = "DuplicateFlag";
     }
 }
diff --git a/tests/Tests.FeatureManagement/appsettings.json b/tests/Tests.FeatureManagement/appsettings.json
index a99a325d..b1ad1e72 100644
--- a/tests/Tests.FeatureManagement/appsettings.json
+++ b/tests/Tests.FeatureManagement/appsettings.json
@@ -530,6 +530,14 @@
           "default_when_enabled": "Big",
           "default_when_disabled": "Small"
         }
+      },
+      {
+        "id": "DuplicateFlag",
+        "enabled": false
+      },
+      {
+        "id": "DuplicateFlag",
+        "enabled": true
       }
     ]
   }