diff --git a/spring-test/src/main/java/org/springframework/test/context/transaction/TransactionalTestExecutionListener.java b/spring-test/src/main/java/org/springframework/test/context/transaction/TransactionalTestExecutionListener.java
index bd78e69039..668717a701 100644
--- a/spring-test/src/main/java/org/springframework/test/context/transaction/TransactionalTestExecutionListener.java
+++ b/spring-test/src/main/java/org/springframework/test/context/transaction/TransactionalTestExecutionListener.java
@@ -136,7 +136,8 @@ public class TransactionalTestExecutionListener extends AbstractTestExecutionLis
 	@SuppressWarnings("deprecation")
 	private static final TransactionConfigurationAttributes defaultTxConfigAttributes = new TransactionConfigurationAttributes();
 
-	protected final TransactionAttributeSource attributeSource = new AnnotationTransactionAttributeSource();
+	// Do not require @Transactional test methods to be public.
+	protected final TransactionAttributeSource attributeSource = new AnnotationTransactionAttributeSource(false);
 
 	@SuppressWarnings("deprecation")
 	private TransactionConfigurationAttributes configurationAttributes;
diff --git a/spring-test/src/test/java/org/springframework/test/context/testng/AnnotationConfigTransactionalTestNGSpringContextTests.java b/spring-test/src/test/java/org/springframework/test/context/testng/AnnotationConfigTransactionalTestNGSpringContextTests.java
index df4dca6383..6c51502737 100644
--- a/spring-test/src/test/java/org/springframework/test/context/testng/AnnotationConfigTransactionalTestNGSpringContextTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/testng/AnnotationConfigTransactionalTestNGSpringContextTests.java
@@ -135,7 +135,7 @@ public class AnnotationConfigTransactionalTestNGSpringContextTests
 	}
 
 	@Test
-	public void modifyTestDataWithinTransaction() {
+	void modifyTestDataWithinTransaction() {
 		assertInTransaction(true);
 		assertAddPerson(JANE);
 		assertAddPerson(SUE);
diff --git a/spring-test/src/test/java/org/springframework/test/context/testng/ConcreteTransactionalTestNGSpringContextTests.java b/spring-test/src/test/java/org/springframework/test/context/testng/ConcreteTransactionalTestNGSpringContextTests.java
index d9223c0c89..d249fc38d9 100644
--- a/spring-test/src/test/java/org/springframework/test/context/testng/ConcreteTransactionalTestNGSpringContextTests.java
+++ b/spring-test/src/test/java/org/springframework/test/context/testng/ConcreteTransactionalTestNGSpringContextTests.java
@@ -205,7 +205,7 @@ public class ConcreteTransactionalTestNGSpringContextTests extends AbstractTrans
 	}
 
 	@Test
-	public void modifyTestDataWithinTransaction() {
+	void modifyTestDataWithinTransaction() {
 		assertInTransaction(true);
 		assertAddPerson(JANE);
 		assertAddPerson(SUE);