diff --git a/oauth2/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/authentication/OAuth2ClientRegistrationAuthenticationProvider.java b/oauth2/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/authentication/OAuth2ClientRegistrationAuthenticationProvider.java
index 81f9114717..811069d81a 100644
--- a/oauth2/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/authentication/OAuth2ClientRegistrationAuthenticationProvider.java
+++ b/oauth2/oauth2-authorization-server/src/main/java/org/springframework/security/oauth2/server/authorization/authentication/OAuth2ClientRegistrationAuthenticationProvider.java
@@ -18,7 +18,6 @@ package org.springframework.security.oauth2.server.authorization.authentication;
 
 import java.util.Collection;
 import java.util.Collections;
-import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.function.Consumer;