diff --git a/2023-01/spring-25-SS-auth/classwork/src/main/java/ru/otus/spring/security/SecurityConfiguration.java b/2023-01/spring-25-SS-auth/classwork/src/main/java/ru/otus/spring/security/SecurityConfiguration.java
index 78b724ae..9c1c8b76 100644
--- a/2023-01/spring-25-SS-auth/classwork/src/main/java/ru/otus/spring/security/SecurityConfiguration.java
+++ b/2023-01/spring-25-SS-auth/classwork/src/main/java/ru/otus/spring/security/SecurityConfiguration.java
@@ -8,10 +8,15 @@ import org.springframework.security.config.annotation.web.builders.WebSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
 import org.springframework.security.config.http.SessionCreationPolicy;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.crypto.password.NoOpPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.security.provisioning.InMemoryUserDetailsManager;
 import org.springframework.security.web.SecurityFilterChain;
 
+import java.util.ArrayList;
+
 @EnableWebSecurity
 public class SecurityConfiguration {
 
@@ -37,9 +42,14 @@ public class SecurityConfiguration {
         return NoOpPasswordEncoder.getInstance();
     }
 
-    @Autowired
-    public void configure( AuthenticationManagerBuilder auth ) throws Exception {
-        auth.inMemoryAuthentication()
-                .withUser( "admin" ).password( "password" ).roles( "ADMIN" );
+    @Bean
+    public InMemoryUserDetailsManager userDetailsService() {
+        var users = new ArrayList<UserDetails>();
+        users.add( User
+                .builder().username( "admin" ).password( "password" ).roles( "ADMIN" )
+                .build() );
+
+        return new InMemoryUserDetailsManager( users );
+
     }
 }
diff --git a/2023-01/spring-25-SS-auth/solution4/src/main/java/ru/otus/spring/security/SecurityConfiguration.java b/2023-01/spring-25-SS-auth/solution4/src/main/java/ru/otus/spring/security/SecurityConfiguration.java
index 492d6146..11f714c2 100644
--- a/2023-01/spring-25-SS-auth/solution4/src/main/java/ru/otus/spring/security/SecurityConfiguration.java
+++ b/2023-01/spring-25-SS-auth/solution4/src/main/java/ru/otus/spring/security/SecurityConfiguration.java
@@ -8,10 +8,15 @@ import org.springframework.security.config.annotation.web.builders.WebSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
 import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
 import org.springframework.security.config.http.SessionCreationPolicy;
+import org.springframework.security.core.userdetails.User;
+import org.springframework.security.core.userdetails.UserDetails;
 import org.springframework.security.crypto.password.NoOpPasswordEncoder;
 import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.security.provisioning.InMemoryUserDetailsManager;
 import org.springframework.security.web.SecurityFilterChain;
 
+import java.util.ArrayList;
+
 @EnableWebSecurity
 public class SecurityConfiguration  {
 
@@ -45,9 +50,14 @@ public class SecurityConfiguration  {
         return NoOpPasswordEncoder.getInstance();
     }
 
-    @Autowired
-    public void configure( AuthenticationManagerBuilder auth ) throws Exception {
-        auth.inMemoryAuthentication()
-                .withUser( "admin" ).password( "password" ).roles( "ADMIN" );
+    @Bean
+    public InMemoryUserDetailsManager userDetailsService() {
+        var users = new ArrayList<UserDetails>();
+        users.add( User
+                .builder().username( "admin" ).password( "password" ).roles( "ADMIN" )
+                .build() );
+
+        return new InMemoryUserDetailsManager( users );
+
     }
 }