diff --git a/src/main/java/com/example/demo/security/config/WebSecurityConfig.java b/src/main/java/com/example/demo/security/config/WebSecurityConfig.java
index 72b110d..8c9032a 100644
--- a/src/main/java/com/example/demo/security/config/WebSecurityConfig.java
+++ b/src/main/java/com/example/demo/security/config/WebSecurityConfig.java
@@ -4,36 +4,38 @@
 import lombok.AllArgsConstructor;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.http.HttpMethod;
 import org.springframework.security.authentication.dao.DaoAuthenticationProvider;
-import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
+import org.springframework.security.config.annotation.web.configurers.AbstractHttpConfigurer;
+import org.springframework.security.config.Customizer;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
 import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
-import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
 import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
+import org.springframework.security.web.SecurityFilterChain;
 
 @Configuration
 @AllArgsConstructor
 @EnableWebSecurity
-public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
+public class WebSecurityConfig {
 
     private final AppUserService appUserService;
     private final BCryptPasswordEncoder bCryptPasswordEncoder;
 
-    @Override
-    protected void configure(HttpSecurity http) throws Exception {
+    @Bean
+    protected SecurityFilterChain configure(HttpSecurity http) throws Exception {
         http
-                .csrf().disable()
-                .authorizeRequests()
-                    .antMatchers("/api/v*/registration/**")
-                    .permitAll()
-                .anyRequest()
-                .authenticated().and()
-                .formLogin();
-    }
-
-    @Override
-    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
-        auth.authenticationProvider(daoAuthenticationProvider());
+			.authorizeHttpRequests(customizer ->
+				customizer
+					.requestMatchers(HttpMethod.POST, "/api/v*/registration/**")
+					.permitAll()
+					.anyRequest()
+					.authenticated()
+			)
+			.csrf(AbstractHttpConfigurer::disable)
+			.formLogin(Customizer.withDefaults())
+			.authenticationProvider(daoAuthenticationProvider());
+		
+		return http.build();
     }
 
     @Bean