diff --git a/oauth2/oauth2-core/spring-security-oauth2-core.gradle b/oauth2/oauth2-core/spring-security-oauth2-core.gradle
index 43f7c114eb..93f1765b0f 100644
--- a/oauth2/oauth2-core/spring-security-oauth2-core.gradle
+++ b/oauth2/oauth2-core/spring-security-oauth2-core.gradle
@@ -1,6 +1,7 @@
 plugins {
 	id 'compile-warnings-error'
 	id 'security-nullability'
+	id 'javadoc-warnings-error'
 }
 
 apply plugin: 'io.spring.convention.spring-module'