diff --git a/README.md b/README.md
index 2b09400..73bfdbf 100644
--- a/README.md
+++ b/README.md
@@ -76,7 +76,7 @@ GET /datetime
 
 ### Prerequisites
 
-1) Java sdk
+1) Java 11 (or newer) JDK
 2) POSTMAN
 
 ### Installing
diff --git a/build.gradle b/build.gradle
index 09f1083..4ec031a 100644
--- a/build.gradle
+++ b/build.gradle
@@ -3,7 +3,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath("org.springframework.boot:spring-boot-gradle-plugin:2.0.2.RELEASE")
+        classpath("org.springframework.boot:spring-boot-gradle-plugin:2.7.18")
     }
 }
 
@@ -14,19 +14,26 @@ apply plugin: 'org.springframework.boot'
 apply plugin: 'io.spring.dependency-management'
 
 bootJar {
-    baseName = 'gs-spring-boot'
-    version =  '0.1.0'
+    archiveBaseName = 'gs-spring-boot'
+    archiveVersion = '0.1.0'
 }
 
 repositories {
     mavenCentral()
 }
 
-sourceCompatibility = 1.8
-targetCompatibility = 1.8
+sourceCompatibility = 11
+targetCompatibility = 11
+
+tasks.withType(JavaCompile) {
+    options.release = 11
+}
 
 dependencies {
-    compile("org.springframework.boot:spring-boot-starter-web")
-    testCompile("junit:junit")
+    implementation("org.springframework.boot:spring-boot-starter-web")
+    implementation("org.springframework.boot:spring-boot-starter-jdbc")
+    runtimeOnly("org.springframework.boot:spring-boot-properties-migrator")
+    implementation("com.h2database:h2")
+    testImplementation("junit:junit")
 }
 
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index a2ff3cc..03a8d13 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-4.6-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-7.6.4-bin.zip
diff --git a/gradlew b/gradlew
old mode 100644
new mode 100755
diff --git a/mvnw b/mvnw
old mode 100644
new mode 100755
diff --git a/pom.xml b/pom.xml
index 63f5cbd..9079e14 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,13 +5,13 @@
 
     <groupId>org.springframework</groupId>
     <artifactId>gs-spring-boot</artifactId>
-    <packaging>pom</packaging>
+    <packaging>jar</packaging>
     <version>0.1.0</version>
 
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.0.2.RELEASE</version>
+        <version>2.7.18</version>
     </parent>
 
     <dependencies>
@@ -35,7 +35,7 @@
     </dependencies>
 
     <properties>
-        <java.version>1.8</java.version>
+        <java.version>11</java.version>
     </properties>