diff --git a/spring-boot-project/spring-boot-parent/pom.xml b/spring-boot-project/spring-boot-parent/pom.xml
index bff0ad0b46..96074c35ff 100644
--- a/spring-boot-project/spring-boot-parent/pom.xml
+++ b/spring-boot-project/spring-boot-parent/pom.xml
@@ -689,6 +689,9 @@
 					<plugin>
 						<groupId>org.apache.maven.plugins</groupId>
 						<artifactId>maven-javadoc-plugin</artifactId>
+						<configuration>
+							<source>${java.version}</source>
+						</configuration>
 						<executions>
 							<execution>
 								<id>attach-javadocs</id>