diff --git a/pom.xml b/pom.xml
index b39061d..b0e90ce 100644
--- a/pom.xml
+++ b/pom.xml
@@ -16,7 +16,7 @@
 	<description>Demo project for Spring Boot Security - JWT</description>
 
 	<properties>
-		<java.version>1.8</java.version>
+		<java.version>11</java.version>
 	</properties>
 
 	<dependencies>
@@ -41,8 +41,8 @@
 		</dependency>
 
 		<dependency>
-			<groupId>mysql</groupId>
-			<artifactId>mysql-connector-java</artifactId>
+			<groupId>com.h2database</groupId>
+			<artifactId>h2</artifactId>
 			<scope>runtime</scope>
 		</dependency>
 
diff --git a/src/main/java/com/bezkoder/springjwt/security/WebSecurityConfig.java b/src/main/java/com/bezkoder/springjwt/security/WebSecurityConfig.java
index 3114f6b..adbe61f 100644
--- a/src/main/java/com/bezkoder/springjwt/security/WebSecurityConfig.java
+++ b/src/main/java/com/bezkoder/springjwt/security/WebSecurityConfig.java
@@ -30,18 +30,11 @@ public class WebSecurityConfig { // extends WebSecurityConfigurerAdapter {
   @Autowired
   UserDetailsServiceImpl userDetailsService;
 
-  @Autowired
-  private AuthEntryPointJwt unauthorizedHandler;
-
   @Bean
   public AuthTokenFilter authenticationJwtTokenFilter() {
     return new AuthTokenFilter();
   }
 
-//  @Override
-//  public void configure(AuthenticationManagerBuilder authenticationManagerBuilder) throws Exception {
-//    authenticationManagerBuilder.userDetailsService(userDetailsService).passwordEncoder(passwordEncoder());
-//  }
   
   @Bean
   public DaoAuthenticationProvider authenticationProvider() {
@@ -83,11 +76,14 @@ public PasswordEncoder passwordEncoder() {
   
   @Bean
   public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
-    http.cors().and().csrf().disable()
-        .exceptionHandling().authenticationEntryPoint(unauthorizedHandler).and()
+    http
+            .headers().frameOptions().disable().
+            and().cors().and().csrf().disable()
+        //.exceptionHandling().authenticationEntryPoint(unauthorizedHandler).and()
         .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS).and()
-        .authorizeRequests().antMatchers("/api/auth/**").permitAll()
-        .antMatchers("/api/test/**").permitAll()
+        .authorizeRequests()
+            .antMatchers("/api/auth/**", "/error").permitAll()
+            .antMatchers("/api/test/**", "/h2-console/**").permitAll()
         .anyRequest().authenticated();
     
     http.authenticationProvider(authenticationProvider());
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index d02fe7a..0b24993 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -1,10 +1,15 @@
-spring.datasource.url= jdbc:mysql://localhost:3306/testdb?useSSL=false
-spring.datasource.username= root
-spring.datasource.password= 123456
+spring.datasource.url=jdbc:h2:file:/data/demo
+spring.datasource.driverClassName=org.h2.Driver
+spring.datasource.username=sa
+spring.datasource.password=
+spring.jpa.database-platform=org.hibernate.dialect.H2Dialect
+spring.jpa.generate-ddl=true
+spring.h2.console.enabled=true
 
-spring.jpa.properties.hibernate.dialect= org.hibernate.dialect.MySQL5InnoDBDialect
-spring.jpa.hibernate.ddl-auto= update
+spring.jpa.defer-datasource-initialization=true
 
 # App Properties
 bezkoder.app.jwtSecret= bezKoderSecretKey
-bezkoder.app.jwtExpirationMs= 86400000
\ No newline at end of file
+bezkoder.app.jwtExpirationMs= 120000
+
+logging.level.org.springframework=DEBUG
\ No newline at end of file
diff --git a/src/main/resources/data.sql b/src/main/resources/data.sql
new file mode 100644
index 0000000..0c57de7
--- /dev/null
+++ b/src/main/resources/data.sql
@@ -0,0 +1,3 @@
+INSERT INTO roles(name) VALUES('ROLE_USER');
+INSERT INTO roles(name) VALUES('ROLE_MODERATOR');
+INSERT INTO roles(name) VALUES('ROLE_ADMIN');
\ No newline at end of file