diff --git a/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/JettyWebApplication.java b/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/JettyWebApplication.java
index 2cdc5f99af..7bbc776eaa 100644
--- a/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/JettyWebApplication.java
+++ b/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/JettyWebApplication.java
@@ -8,17 +8,17 @@ import org.springframework.web.bind.annotation.RestController;
 @SpringBootApplication
 @RestController
 public class JettyWebApplication {
-        public static void main(String[] args) {
-                SpringApplication.run(JettyWebApplication.class, args);
-        }
+    public static void main(String[] args) {
+        SpringApplication.run(JettyWebApplication.class, args);
+    }
 
-        @RequestMapping
-        public String helloJetty() {
-                return "hello Jetty";
-        }
+    @RequestMapping
+    public String helloJetty() {
+        return "hello Jetty";
+    }
 
-        @RequestMapping("/test")
-        public String lksjdf() {
-                return "";
-        }
+    @RequestMapping("/test")
+    public String lksjdf() {
+        return "";
+    }
 }
diff --git a/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java b/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java
index 202cad27e6..6ed7df9218 100644
--- a/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java
+++ b/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java
@@ -10,12 +10,12 @@ import org.springframework.security.config.http.SessionCreationPolicy;
 @EnableWebSecurity
 public class SecurityConfig extends WebSecurityConfigurerAdapter {
 
-        @Override
-        protected void configure(HttpSecurity http) throws Exception {
-                http
-                        .sessionManagement()
-                                .sessionCreationPolicy(SessionCreationPolicy.NEVER)
-                                .and()
-                        .authorizeRequests().anyRequest().hasRole("ADMIN");
-        }
+    @Override
+    protected void configure(HttpSecurity http) throws Exception {
+        http
+            .sessionManagement()
+            .sessionCreationPolicy(SessionCreationPolicy.NEVER)
+            .and()
+            .authorizeRequests().anyRequest().hasRole("ADMIN");
+    }
 }
diff --git a/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SessionConfig.java b/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SessionConfig.java
index 59fdefe30b..f261f66f9d 100644
--- a/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SessionConfig.java
+++ b/spring-session/jetty-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SessionConfig.java
@@ -10,8 +10,8 @@ import org.springframework.session.web.http.HttpSessionStrategy;
 @Configuration
 @EnableRedisHttpSession
 public class SessionConfig extends AbstractHttpSessionApplicationInitializer {
-        @Bean
-        public HttpSessionStrategy httpSessionStrategy() {
-                return new HeaderHttpSessionStrategy();
-        }
+    @Bean
+    public HttpSessionStrategy httpSessionStrategy() {
+        return new HeaderHttpSessionStrategy();
+    }
 }
diff --git a/spring-session/jetty-session-demo/src/main/resources/application.properties b/spring-session/jetty-session-demo/src/main/resources/application.properties
index 902de4e45f..7f81672eda 100644
--- a/spring-session/jetty-session-demo/src/main/resources/application.properties
+++ b/spring-session/jetty-session-demo/src/main/resources/application.properties
@@ -1,4 +1,3 @@
 server.port=8081
-
 spring.redis.host=localhost
 spring.redis.port=6379
\ No newline at end of file
diff --git a/spring-session/pom.xml b/spring-session/pom.xml
index 74561edc59..fec6a46af2 100644
--- a/spring-session/pom.xml
+++ b/spring-session/pom.xml
@@ -4,6 +4,7 @@
          xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
+
     <parent>
         <groupId>com.baeldung</groupId>
         <artifactId>parent-modules</artifactId>
@@ -12,6 +13,7 @@
 
     <artifactId>spring-session</artifactId>
     <version>1.0.0-SNAPSHOT</version>
+    <packaging>pom</packaging>
 
     <modules>
         <module>jetty-session-demo</module>
diff --git a/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java b/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java
index 91cd749c4c..3e419b27a2 100644
--- a/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java
+++ b/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/SecurityConfig.java
@@ -11,21 +11,21 @@ import org.springframework.security.config.annotation.web.configuration.WebSecur
 @EnableWebSecurity
 public class SecurityConfig extends WebSecurityConfigurerAdapter {
 
-        @Autowired
-        public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception {
-                auth.inMemoryAuthentication()
-                        .withUser("user").password("password").roles("USER").and()
-                        .withUser("admin").password("password").roles("ADMIN");
-        }
+    @Autowired
+    public void configureGlobal(AuthenticationManagerBuilder auth) throws Exception {
+        auth.inMemoryAuthentication()
+                .withUser("user").password("password").roles("USER").and()
+                .withUser("admin").password("password").roles("ADMIN");
+    }
 
-        @Override
-        protected void configure(HttpSecurity http) throws Exception {
-                http
-                        .httpBasic().and()
-                        .authorizeRequests()
-                                .antMatchers("/").permitAll()
-                                .antMatchers("/tomcat").hasRole("USER")
-                                .antMatchers("/tomcat/admin").hasRole("ADMIN")
-                                .anyRequest().authenticated();
-        }
+    @Override
+    protected void configure(HttpSecurity http) throws Exception {
+        http
+                .httpBasic().and()
+                .authorizeRequests()
+                .antMatchers("/").permitAll()
+                .antMatchers("/tomcat").hasRole("USER")
+                .antMatchers("/tomcat/admin").hasRole("ADMIN")
+                .anyRequest().authenticated();
+    }
 }
diff --git a/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/TomcatWebApplication.java b/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/TomcatWebApplication.java
index 417aaddf29..58c6b807ec 100644
--- a/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/TomcatWebApplication.java
+++ b/spring-session/tomcat-session-demo/src/main/java/com/baeldung/spring/session/tomcatex/TomcatWebApplication.java
@@ -8,22 +8,22 @@ import org.springframework.web.bind.annotation.RestController;
 @SpringBootApplication
 @RestController
 public class TomcatWebApplication {
-        public static void main(String[] args) {
-                SpringApplication.run(TomcatWebApplication.class, args);
-        }
+    public static void main(String[] args) {
+        SpringApplication.run(TomcatWebApplication.class, args);
+    }
 
-        @RequestMapping
-        public String helloDefault() {
-                return "hello default";
-        }
+    @RequestMapping
+    public String helloDefault() {
+        return "hello default";
+    }
 
-        @RequestMapping("/tomcat")
-        public String helloTomcat() {
-                return "hello tomcat";
-        }
+    @RequestMapping("/tomcat")
+    public String helloTomcat() {
+        return "hello tomcat";
+    }
 
-        @RequestMapping("/tomcat/admin")
-        public String helloTomcatAdmin() {
-                return "hello tomcat admin";
-        }
+    @RequestMapping("/tomcat/admin")
+    public String helloTomcatAdmin() {
+        return "hello tomcat admin";
+    }
 }