diff --git a/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessor.java b/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessor.java
index 4f8b2bd40..db4a868ab 100644
--- a/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessor.java
+++ b/spring-cloud-sleuth-core/src/main/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessor.java
@@ -170,7 +170,8 @@ class ExecutorBeanPostProcessor implements BeanPostProcessor {
 				() -> new LazyTraceThreadPoolTaskExecutor(this.beanFactory, executor));
 	}
 
-	Supplier<Executor> createThreadPoolTaskSchedulerProxy(ThreadPoolTaskScheduler executor) {
+	Supplier<Executor> createThreadPoolTaskSchedulerProxy(
+			ThreadPoolTaskScheduler executor) {
 		return () -> new LazyTraceThreadPoolTaskScheduler(this.beanFactory, executor);
 	}
 
@@ -276,8 +277,9 @@ class ExecutorBeanPostProcessor implements BeanPostProcessor {
 	}
 
 	private static <T> boolean anyFinalMethods(T object, Class<T> iface) {
-		for (Method method : ReflectionUtils.getDeclaredMethods(iface)) {
-			Method m = ReflectionUtils.findMethod(object.getClass(), method.getName(), method.getParameterTypes());
+		for (Method method : ReflectionUtils.getAllDeclaredMethods(iface)) {
+			Method m = ReflectionUtils.findMethod(object.getClass(), method.getName(),
+					method.getParameterTypes());
 			if (m != null && Modifier.isFinal(m.getModifiers())) {
 				return true;
 			}
@@ -330,4 +332,5 @@ class ExecutorMethodInterceptor<T extends Executor> implements MethodInterceptor
 	T executor(BeanFactory beanFactory, T executor) {
 		return (T) new LazyTraceExecutor(beanFactory, executor);
 	}
+
 }
diff --git a/spring-cloud-sleuth-core/src/test/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessorTests.java b/spring-cloud-sleuth-core/src/test/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessorTests.java
index 39aa16e46..1711f7bc9 100644
--- a/spring-cloud-sleuth-core/src/test/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessorTests.java
+++ b/spring-cloud-sleuth-core/src/test/java/org/springframework/cloud/sleuth/instrument/async/ExecutorBeanPostProcessorTests.java
@@ -323,25 +323,31 @@ public class ExecutorBeanPostProcessorTests {
 
 	@Test
 	public void should_use_jdk_proxy_when_executor_has_final_methods() {
-		ExecutorBeanPostProcessor beanPostProcessor = new ExecutorBeanPostProcessor(this.beanFactory);
+		ExecutorBeanPostProcessor beanPostProcessor = new ExecutorBeanPostProcessor(
+				this.beanFactory);
 		Executor executor = Runnable::run;
-		Executor wrappedExecutor = (Executor) beanPostProcessor.postProcessAfterInitialization(
-				executor, "executor");
+		Executor wrappedExecutor = (Executor) beanPostProcessor
+				.postProcessAfterInitialization(executor, "executor");
 
 		then(AopUtils.isJdkDynamicProxy(wrappedExecutor)).isTrue();
 		then(AopUtils.isCglibProxy(wrappedExecutor)).isFalse();
 
 		AtomicBoolean wasCalled = new AtomicBoolean(false);
-		wrappedExecutor.execute(() -> { wasCalled.set(true); });
+		wrappedExecutor.execute(() -> {
+			wasCalled.set(true);
+		});
 		then(wasCalled).isTrue();
 	}
 
 	@Test
-	public void should_use_jdk_proxy_when_executor_service_has_final_methods() throws Exception {
-		ExecutorBeanPostProcessor beanPostProcessor = new ExecutorBeanPostProcessor(this.beanFactory);
-		ExecutorService executorService = new DelegatingSecurityContextExecutorService(Executors.newSingleThreadExecutor());
-		ExecutorService wrappedExecutor = (ExecutorService) beanPostProcessor.postProcessAfterInitialization(
-				executorService, "executorService");
+	public void should_use_jdk_proxy_when_executor_service_has_final_methods()
+			throws Exception {
+		ExecutorBeanPostProcessor beanPostProcessor = new ExecutorBeanPostProcessor(
+				this.beanFactory);
+		ExecutorService executorService = new DelegatingSecurityContextExecutorService(
+				Executors.newSingleThreadExecutor());
+		ExecutorService wrappedExecutor = (ExecutorService) beanPostProcessor
+				.postProcessAfterInitialization(executorService, "executorService");
 
 		then(AopUtils.isJdkDynamicProxy(wrappedExecutor)).isTrue();
 		then(AopUtils.isCglibProxy(wrappedExecutor)).isFalse();
@@ -350,11 +356,13 @@ public class ExecutorBeanPostProcessorTests {
 	}
 
 	@Test
-	public void should_use_jdk_proxy_when_async_task_executor_has_final_methods() throws Exception {
-		ExecutorBeanPostProcessor beanPostProcessor = new ExecutorBeanPostProcessor(this.beanFactory);
+	public void should_use_jdk_proxy_when_async_task_executor_has_final_methods()
+			throws Exception {
+		ExecutorBeanPostProcessor beanPostProcessor = new ExecutorBeanPostProcessor(
+				this.beanFactory);
 
-		AsyncTaskExecutor wrappedExecutor = (AsyncTaskExecutor) beanPostProcessor.postProcessAfterInitialization(
-				new DirectTaskExecutor(), "taskExecutor");
+		AsyncTaskExecutor wrappedExecutor = (AsyncTaskExecutor) beanPostProcessor
+				.postProcessAfterInitialization(new DirectTaskExecutor(), "taskExecutor");
 
 		then(AopUtils.isJdkDynamicProxy(wrappedExecutor)).isTrue();
 		then(AopUtils.isCglibProxy(wrappedExecutor)).isFalse();
@@ -363,11 +371,13 @@ public class ExecutorBeanPostProcessorTests {
 
 	@Test
 	public void should_fallback_to_sleuth_impl_when_thread_pool_task_executor_has_final_methods() {
-		ExecutorBeanPostProcessor postProcessor = new ExecutorBeanPostProcessor(this.beanFactory);
+		ExecutorBeanPostProcessor postProcessor = new ExecutorBeanPostProcessor(
+				this.beanFactory);
 		ThreadPoolTaskExecutor threadPoolTaskExecutor = new PoolTaskExecutor();
 
 		ThreadPoolTaskExecutor wrappedTaskExecutor = (ThreadPoolTaskExecutor) postProcessor
-				.postProcessAfterInitialization(threadPoolTaskExecutor, "threadPoolTaskExecutor");
+				.postProcessAfterInitialization(threadPoolTaskExecutor,
+						"threadPoolTaskExecutor");
 
 		then(wrappedTaskExecutor).isInstanceOf(LazyTraceThreadPoolTaskExecutor.class);
 		then(AopUtils.isCglibProxy(wrappedTaskExecutor)).isFalse();
@@ -442,6 +452,7 @@ public class ExecutorBeanPostProcessorTests {
 	}
 
 	static class DirectTaskExecutor extends SimpleAsyncTaskExecutor {
+
 		@Override
 		public final <T> Future<T> submit(Callable<T> callable) {
 			return super.submit(callable);
@@ -451,12 +462,16 @@ public class ExecutorBeanPostProcessorTests {
 		protected void doExecute(Runnable task) {
 			task.run();
 		}
+
 	}
 
 	static class PoolTaskExecutor extends ThreadPoolTaskExecutor {
+
 		@Override
 		public final void execute(Runnable task, long startTimeout) {
 			super.execute(task, startTimeout);
 		}
+
 	}
+
 }