diff --git a/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/caffeine/SecurityConfiguration.java b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/caffeine/SecurityConfiguration.java
index 7f3ad7988f..e63726c926 100644
--- a/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/caffeine/SecurityConfiguration.java
+++ b/spring-boot-modules/spring-boot-libraries/src/main/java/com/baeldung/caffeine/SecurityConfiguration.java
@@ -1,9 +1,10 @@
 package com.baeldung.caffeine;
 
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 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.web.SecurityFilterChain;
 
 /**
  * Because the POM imports Spring Security, we need a simple security
@@ -11,14 +12,14 @@ import org.springframework.security.config.annotation.web.configuration.WebSecur
  */
 @Configuration
 @EnableWebSecurity
-public class SecurityConfiguration extends WebSecurityConfigurerAdapter {
+public class SecurityConfiguration {
 
-    @Override
-    protected void configure(HttpSecurity http) throws Exception {
+    @Bean
+    public SecurityFilterChain securityFilter(HttpSecurity http) throws Exception {
         http.csrf().disable();
 
-        http.authorizeRequests()
+        return http.authorizeRequests()
                 .antMatchers("/**")
-                .permitAll();
+                .permitAll().and().build();
     }
 }
diff --git a/spring-boot-modules/spring-boot-runtime/src/main/java/com/baeldung/spring/boot/management/logging/SecurityConfig.java b/spring-boot-modules/spring-boot-runtime/src/main/java/com/baeldung/spring/boot/management/logging/SecurityConfig.java
index 45cc1ebb33..6870f4e6bb 100644
--- a/spring-boot-modules/spring-boot-runtime/src/main/java/com/baeldung/spring/boot/management/logging/SecurityConfig.java
+++ b/spring-boot-modules/spring-boot-runtime/src/main/java/com/baeldung/spring/boot/management/logging/SecurityConfig.java
@@ -1,14 +1,16 @@
 package com.baeldung.spring.boot.management.logging;
 
+import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
 import org.springframework.security.config.annotation.web.builders.HttpSecurity;
-import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
+import org.springframework.security.web.SecurityFilterChain;
 
 @Configuration
-public class SecurityConfig extends WebSecurityConfigurerAdapter {
-    @Override
-    protected void configure(HttpSecurity http) throws Exception {
-        http.csrf()
-            .ignoringAntMatchers("/actuator/**");
+public class SecurityConfig {
+    @Bean
+    public SecurityFilterChain securityFilter(HttpSecurity http) throws Exception {
+        return http.csrf()
+            .ignoringAntMatchers("/actuator/**").and()
+            .build();
     }
 }