diff --git a/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/build.gradle b/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/build.gradle
index 1b9198a8735..b8f9c2865df 100644
--- a/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/build.gradle
+++ b/spring-boot-project/spring-boot-tools/spring-boot-gradle-plugin/build.gradle
@@ -133,3 +133,6 @@ artifacts {
 	antoraContent antoraGradlePluginCatalogContent
 }
 
+toolchain {
+	maximumCompatibleJavaVersion = JavaLanguageVersion.of(20)
+}