diff --git a/oauth2/oauth2-resource-server/src/main/java/org/springframework/security/oauth2/server/resource/introspection/OpaqueTokenIntrospector.java b/oauth2/oauth2-resource-server/src/main/java/org/springframework/security/oauth2/server/resource/introspection/OpaqueTokenIntrospector.java
index 0679c9cfbf..a670554b69 100644
--- a/oauth2/oauth2-resource-server/src/main/java/org/springframework/security/oauth2/server/resource/introspection/OpaqueTokenIntrospector.java
+++ b/oauth2/oauth2-resource-server/src/main/java/org/springframework/security/oauth2/server/resource/introspection/OpaqueTokenIntrospector.java
@@ -38,7 +38,8 @@ public interface OpaqueTokenIntrospector {
 	/**
 	 * Introspect and verify the given token, returning its attributes.
 	 *
-	 * Returning a {@link OAuth2AuthenticatedPrincipal} is indicative that the token is valid.
+	 * Returning a {@link OAuth2AuthenticatedPrincipal} is indicative that the token is
+	 * valid.
 	 * @param token the token to introspect
 	 * @return the token's attributes
 	 */