diff --git a/doma-spring-boot-autoconfigure/src/test/java/org/seasar/doma/boot/autoconfigure/DomaAutoConfigurationTest.java b/doma-spring-boot-autoconfigure/src/test/java/org/seasar/doma/boot/autoconfigure/DomaAutoConfigurationTest.java
index e52e727..70b52a8 100644
--- a/doma-spring-boot-autoconfigure/src/test/java/org/seasar/doma/boot/autoconfigure/DomaAutoConfigurationTest.java
+++ b/doma-spring-boot-autoconfigure/src/test/java/org/seasar/doma/boot/autoconfigure/DomaAutoConfigurationTest.java
@@ -168,9 +168,9 @@ public void testSQLExceptionTranslator() {
 		{
 			// Translated by SQLErrorCodeSQLExceptionTranslator
 			DataAccessException dataAccessException = translator
-					.translateExceptionIfPossible(
-							new JdbcException(Message.DOMA2008, new SQLException(
-									"Acquire Lock on H2", "SqlState", 50200, null)));
+					.translateExceptionIfPossible(new JdbcException(Message.DOMA2008,
+							new SQLException("Acquire Lock on H2", "SqlState", 50200,
+									null)));
 			assertThat(dataAccessException,
 					is(instanceOf(CannotAcquireLockException.class)));
 		}
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java b/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java
index b9ae816..804d0f1 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-entity-listener/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java
@@ -34,7 +34,7 @@
 @RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
 public class DomaBootSampleSimpleApplicationTest {
-    TestRestTemplate restTemplate = new TestRestTemplate();
+	TestRestTemplate restTemplate = new TestRestTemplate();
 	ParameterizedTypeReference<List<Message>> typedReference = new ParameterizedTypeReference<List<Message>>() {
 	};
 	@Value("${local.server.port}")
diff --git a/doma-spring-boot-samples/doma-spring-boot-sample-simple/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java b/doma-spring-boot-samples/doma-spring-boot-sample-simple/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java
index 06982b7..530878c 100644
--- a/doma-spring-boot-samples/doma-spring-boot-sample-simple/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java
+++ b/doma-spring-boot-samples/doma-spring-boot-sample-simple/src/test/java/org/seasar/doma/boot/DomaBootSampleSimpleApplicationTest.java
@@ -33,7 +33,7 @@
 @RunWith(SpringRunner.class)
 @SpringBootTest(webEnvironment = WebEnvironment.RANDOM_PORT)
 public class DomaBootSampleSimpleApplicationTest {
-    TestRestTemplate restTemplate = new TestRestTemplate();
+	TestRestTemplate restTemplate = new TestRestTemplate();
 	ParameterizedTypeReference<List<Message>> typedReference = new ParameterizedTypeReference<List<Message>>() {
 	};
 	@Value("${local.server.port}")