diff --git a/spring-5-security-oauth/src/main/java/com/baeldung/oauth2/SecurityConfig.java b/spring-5-security-oauth/src/main/java/com/baeldung/oauth2/SecurityConfig.java
index e17e339142..c9164e2215 100644
--- a/spring-5-security-oauth/src/main/java/com/baeldung/oauth2/SecurityConfig.java
+++ b/spring-5-security-oauth/src/main/java/com/baeldung/oauth2/SecurityConfig.java
@@ -12,6 +12,8 @@ import org.springframework.core.env.Environment;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
 import org.springframework.security.config.oauth2.client.CommonOAuth2Provider;
+import org.springframework.security.oauth2.client.InMemoryOAuth2AuthorizedClientService;
+import org.springframework.security.oauth2.client.OAuth2AuthorizedClientService;
 import org.springframework.security.oauth2.client.endpoint.DefaultAuthorizationCodeTokenResponseClient;
 import org.springframework.security.oauth2.client.endpoint.OAuth2AccessTokenResponseClient;
 import org.springframework.security.oauth2.client.endpoint.OAuth2AuthorizationCodeGrantRequest;
@@ -46,7 +48,7 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
             .defaultSuccessUrl("/loginSuccess")
             .failureUrl("/loginFailure");
     }
-
+    
     @Bean
     public AuthorizationRequestRepository<OAuth2AuthorizationRequest> authorizationRequestRepository() {
         return new HttpSessionOAuth2AuthorizationRequestRepository();
@@ -58,11 +60,10 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
         return accessTokenResponseClient;
     }
 
-    
     // additional configuration for non-Spring Boot projects
     private static List<String> clients = Arrays.asList("google", "facebook");
 
-    //@Bean
+//    @Bean
     public ClientRegistrationRepository clientRegistrationRepository() {
         List<ClientRegistration> registrations = clients.stream()
             .map(c -> getRegistration(c))
@@ -72,6 +73,11 @@ public class SecurityConfig extends WebSecurityConfigurerAdapter {
         return new InMemoryClientRegistrationRepository(registrations);
     }
 
+//    @Bean
+    public OAuth2AuthorizedClientService authorizedClientService() {
+        return new InMemoryOAuth2AuthorizedClientService(clientRegistrationRepository());
+    }
+
     private static String CLIENT_PROPERTY_KEY = "spring.security.oauth2.client.registration.";
 
     @Autowired