diff --git a/README.adoc b/README.adoc
index aa78f0555..6c5e5b88c 100644
--- a/README.adoc
+++ b/README.adoc
@@ -86,7 +86,7 @@ Please visit the https://docs.spring.io/spring-cloud-sleuth/docs/[documentation
 
 == Building
 
-:jdkversion: 1.7
+:jdkversion: 1.8
 
 === Basic Compile and Test
 
diff --git a/benchmarks/pom.xml b/benchmarks/pom.xml
index 15361f809..b41a505df 100644
--- a/benchmarks/pom.xml
+++ b/benchmarks/pom.xml
@@ -28,7 +28,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>2.4.0</version>
+		<version>2.4.1</version>
 		<relativePath/> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/spring-cloud-sleuth-brave/src/test/java/org/springframework/cloud/sleuth/brave/bridge/W3CPropagationTest.java b/spring-cloud-sleuth-brave/src/test/java/org/springframework/cloud/sleuth/brave/bridge/W3CPropagationTest.java
index dc4ee3be9..1fb49f49e 100644
--- a/spring-cloud-sleuth-brave/src/test/java/org/springframework/cloud/sleuth/brave/bridge/W3CPropagationTest.java
+++ b/spring-cloud-sleuth-brave/src/test/java/org/springframework/cloud/sleuth/brave/bridge/W3CPropagationTest.java
@@ -95,9 +95,11 @@ class W3CPropagationTest {
 	@Test
 	void inject_traceIdShouldBePaddedWithZeros() {
 		Map<String, String> carrier = new LinkedHashMap<>();
-		TraceContext traceContext = sampledTraceContext("0000000000000000", "123456789abcdef0", "123456789abcdef1").build();
+		TraceContext traceContext = sampledTraceContext("0000000000000000", "123456789abcdef0", "123456789abcdef1")
+				.build();
 		w3CPropagation.injector((ignored, key, value) -> carrier.put(key, value)).inject(traceContext, carrier);
-		assertThat(carrier).containsExactly(entry(TRACE_PARENT, "00-0000000000000000123456789abcdef0-123456789abcdef1-01"));
+		assertThat(carrier)
+				.containsExactly(entry(TRACE_PARENT, "00-0000000000000000123456789abcdef0-123456789abcdef1-01"));
 	}
 
 	@Test
diff --git a/tests/common/src/main/java/org/springframework/cloud/sleuth/instrument/messaging/TraceWebSocketAutoConfigurationTests.java b/tests/common/src/main/java/org/springframework/cloud/sleuth/instrument/messaging/TraceWebSocketAutoConfigurationTests.java
index a010510b3..ad9d2853c 100644
--- a/tests/common/src/main/java/org/springframework/cloud/sleuth/instrument/messaging/TraceWebSocketAutoConfigurationTests.java
+++ b/tests/common/src/main/java/org/springframework/cloud/sleuth/instrument/messaging/TraceWebSocketAutoConfigurationTests.java
@@ -42,16 +42,20 @@ public abstract class TraceWebSocketAutoConfigurationTests {
 	@Test
 	public void should_register_interceptors_for_all_channels() {
 		AbstractSubscribableChannel inboundChannel = this.delegatingWebSocketMessageBrokerConfiguration
-				.clientInboundChannel(this.delegatingWebSocketMessageBrokerConfiguration.clientInboundChannelExecutor());
+				.clientInboundChannel(
+						this.delegatingWebSocketMessageBrokerConfiguration.clientInboundChannelExecutor());
 		BDDAssertions.then(inboundChannel.getInterceptors())
 				.hasAtLeastOneElementOfType(TracingChannelInterceptor.class);
 		AbstractSubscribableChannel outboundChannel = this.delegatingWebSocketMessageBrokerConfiguration
-				.clientOutboundChannel(this.delegatingWebSocketMessageBrokerConfiguration.clientOutboundChannelExecutor());
+				.clientOutboundChannel(
+						this.delegatingWebSocketMessageBrokerConfiguration.clientOutboundChannelExecutor());
 		BDDAssertions.then(outboundChannel.getInterceptors())
 				.hasAtLeastOneElementOfType(TracingChannelInterceptor.class);
-		BDDAssertions.then(this.delegatingWebSocketMessageBrokerConfiguration
-				.brokerChannel(inboundChannel, outboundChannel, this.delegatingWebSocketMessageBrokerConfiguration.brokerChannelExecutor(inboundChannel, outboundChannel))
-				.getInterceptors())
+		BDDAssertions
+				.then(this.delegatingWebSocketMessageBrokerConfiguration.brokerChannel(inboundChannel, outboundChannel,
+						this.delegatingWebSocketMessageBrokerConfiguration.brokerChannelExecutor(inboundChannel,
+								outboundChannel))
+						.getInterceptors())
 				.hasAtLeastOneElementOfType(TracingChannelInterceptor.class);
 	}