diff --git a/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/WebMvcAutoConfigurationTests.java b/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/WebMvcAutoConfigurationTests.java
index f4f8bc566c7..cb6d6578c71 100644
--- a/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/WebMvcAutoConfigurationTests.java
+++ b/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/web/WebMvcAutoConfigurationTests.java
@@ -37,7 +37,6 @@ import org.junit.rules.ExpectedException;
 import org.springframework.beans.factory.NoSuchBeanDefinitionException;
 import org.springframework.boot.autoconfigure.PropertyPlaceholderAutoConfiguration;
 import org.springframework.boot.autoconfigure.web.WebMvcAutoConfiguration.WebMvcAutoConfigurationAdapter;
-import org.springframework.boot.autoconfigure.web.WebMvcAutoConfigurationTests.CustomConfigurableWebBindingInitializer.CustomWebBindingInitializer;
 import org.springframework.boot.context.embedded.AnnotationConfigEmbeddedWebApplicationContext;
 import org.springframework.boot.context.embedded.EmbeddedServletContainerCustomizerBeanPostProcessor;
 import org.springframework.boot.context.embedded.EmbeddedServletContainerFactory;
@@ -580,6 +579,21 @@ public class WebMvcAutoConfigurationTests {
 
 	}
 
+	@Configuration
+	static class CustomConfigurableWebBindingInitializer {
+
+		@Bean
+		public ConfigurableWebBindingInitializer customConfigurableWebBindingInitializer() {
+			return new CustomWebBindingInitializer();
+
+		}
+
+	}
+
+	private static class CustomWebBindingInitializer extends
+			ConfigurableWebBindingInitializer {
+	}
+
 	@Configuration
 	static class CustomHttpPutFormContentFilter {
 
@@ -590,19 +604,4 @@ public class WebMvcAutoConfigurationTests {
 
 	}
 
-	@Configuration
-	static class CustomConfigurableWebBindingInitializer {
-
-		@Bean
-		public ConfigurableWebBindingInitializer customConfigurableWebBindingInitializer() {
-			return new CustomWebBindingInitializer();
-
-		}
-
-		static class CustomWebBindingInitializer extends
-				ConfigurableWebBindingInitializer {
-
-		}
-	}
-
 }