diff --git a/README.md b/README.md
index 54405bb..2cefa2d 100644
--- a/README.md
+++ b/README.md
@@ -8,9 +8,6 @@ Spring Boot Starter for using [pg-index-health](https://github.com/mfvanek/pg-in
 [![codecov](https://codecov.io/gh/mfvanek/pg-index-health-test-starter/branch/master/graph/badge.svg?token=1C3SANSWIT)](https://codecov.io/gh/mfvanek/pg-index-health-test-starter)
 [![javadoc](https://javadoc.io/badge2/io.github.mfvanek/pg-index-health-test-starter/javadoc.svg)](https://javadoc.io/doc/io.github.mfvanek/pg-index-health-test-starter "javadoc")
 
-[![Total lines](https://tokei.rs/b1/github/mfvanek/pg-index-health-test-starter)](https://github.com/mfvanek/pg-index-health-test-starter)
-[![Files](https://tokei.rs/b1/github/mfvanek/pg-index-health-test-starter?category=files)](https://github.com/mfvanek/pg-index-health-test-starter)
-
 [![Bugs](https://sonarcloud.io/api/project_badges/measure?project=mfvanek_pg-index-health-test-starter&metric=bugs)](https://sonarcloud.io/summary/new_code?id=mfvanek_pg-index-health-test-starter)
 [![Vulnerabilities](https://sonarcloud.io/api/project_badges/measure?project=mfvanek_pg-index-health-test-starter&metric=vulnerabilities)](https://sonarcloud.io/summary/new_code?id=mfvanek_pg-index-health-test-starter)
 [![Code Smells](https://sonarcloud.io/api/project_badges/measure?project=mfvanek_pg-index-health-test-starter&metric=code_smells)](https://sonarcloud.io/summary/new_code?id=mfvanek_pg-index-health-test-starter)
@@ -40,7 +37,6 @@ testImplementation("io.github.mfvanek:pg-index-health-test-starter:0.10.3")
 Using Maven:
 
 ```xml
-
 <dependency>
     <groupId>io.github.mfvanek</groupId>
     <artifactId>pg-index-health-test-starter</artifactId>
diff --git a/postgres-demo-app/src/main/java/io/github/mfvanek/pg/spring/postgres/config/DatabaseConfig.java b/postgres-demo-app/src/main/java/io/github/mfvanek/pg/spring/postgres/config/DatabaseConfig.java
index a846fd3..a1dd09c 100644
--- a/postgres-demo-app/src/main/java/io/github/mfvanek/pg/spring/postgres/config/DatabaseConfig.java
+++ b/postgres-demo-app/src/main/java/io/github/mfvanek/pg/spring/postgres/config/DatabaseConfig.java
@@ -27,7 +27,7 @@ public class DatabaseConfig {
     @SuppressWarnings({"java:S2095", "java:S1452", "resource"})
     @Bean(initMethod = "start", destroyMethod = "stop")
     public JdbcDatabaseContainer<?> jdbcDatabaseContainer() {
-        return new PostgreSQLContainer<>("postgres:15.5")
+        return new PostgreSQLContainer<>("postgres:16.2")
             .withDatabaseName("demo_for_pg_index_health_starter")
             .withUsername("demo_user")
             .withPassword("myUniquePassword")