diff --git a/README.md b/README.md
index 603c03e..8f76146 100644
--- a/README.md
+++ b/README.md
@@ -10,8 +10,8 @@ only availing on profiled Maven/Gradle build and Spring profile.
 The sample application is a very simple hello world web application. This application is thought for explore service composition, 
 client load balancing and configuration management. The web main application is composed by two pages under security:
   * a web page for standard users in order to get a special hello with a randomic special message for you 
-  * a web page for admin usera in order to managing the special message list. 
-  * there ecist a prebuild user for both web application
+  * a web page for admin user in order to manage the special message list. 
+  * there exist a prebuild user for both web application
     * user name user and password secret for /index.html web application 
     * user name admin and password secret for /messages.html web application
  
diff --git a/hello-service/build.gradle b/hello-service/build.gradle
index 2d0a233..67b45eb 100644
--- a/hello-service/build.gradle
+++ b/hello-service/build.gradle
@@ -1,5 +1,5 @@
 plugins {
-    id 'org.springframework.boot' version '2.1.4.RELEASE'
+    id 'org.springframework.boot' version '2.3.4.RELEASE'
     id 'java'
 
     id "com.palantir.docker" version "0.21.0"
@@ -20,7 +20,7 @@ repositories {
 }
 
 ext {
-    set('springCloudVersion', 'Greenwich.SR1')
+    set('springCloudVersion', 'Hoxton.SR8')
 }
 
 dependencies {
diff --git a/hello-service/gradle/wrapper/gradle-wrapper.properties b/hello-service/gradle/wrapper/gradle-wrapper.properties
index 44e7c4d..12d38de 100644
--- a/hello-service/gradle/wrapper/gradle-wrapper.properties
+++ b/hello-service/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.2.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/hello-service/profile.gradle b/hello-service/profile.gradle
index f99f718..dcad037 100644
--- a/hello-service/profile.gradle
+++ b/hello-service/profile.gradle
@@ -2,7 +2,7 @@ if (project.hasProperty('kubernetes')) {
     println("kubernetes")
     dependencies {
         implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes'
-        implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes-ribbon'
+        implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes-loadbalancer'
         implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes-config'
     }
 } else if (project.hasProperty('netflix')) {
diff --git a/message-service/build.gradle b/message-service/build.gradle
index c384053..611decd 100644
--- a/message-service/build.gradle
+++ b/message-service/build.gradle
@@ -1,7 +1,7 @@
 plugins {
-    id 'org.springframework.boot' version '2.1.4.RELEASE'
-    id 'org.jetbrains.kotlin.jvm' version '1.3.21'
-    id 'org.jetbrains.kotlin.plugin.spring' version '1.3.21'
+    id 'org.springframework.boot' version '2.3.4.RELEASE'
+    id 'org.jetbrains.kotlin.jvm' version '1.3.72'
+    id 'org.jetbrains.kotlin.plugin.spring' version '1.3.72'
 
     id "com.palantir.docker" version "0.21.0"
 }
@@ -10,14 +10,14 @@ apply plugin: 'io.spring.dependency-management'
 
 group = 'it.valeriovaudi'
 //version = '0.0.1-SNAPSHOT'
-sourceCompatibility = '1.8'
+java.sourceCompatibility = JavaVersion.VERSION_11
 
 repositories {
     mavenCentral()
 }
 
 ext {
-    set('springCloudVersion', 'Greenwich.SR1')
+    set('springCloudVersion', 'Hoxton.SR8')
 }
 
 dependencies {
@@ -45,14 +45,14 @@ dependencyManagement {
 compileKotlin {
     kotlinOptions {
         freeCompilerArgs = ['-Xjsr305=strict']
-        jvmTarget = '1.8'
+        jvmTarget = '11'
     }
 }
 
 compileTestKotlin {
     kotlinOptions {
         freeCompilerArgs = ['-Xjsr305=strict']
-        jvmTarget = '1.8'
+        jvmTarget = '11'
     }
 }
 
diff --git a/message-service/gradle/wrapper/gradle-wrapper.properties b/message-service/gradle/wrapper/gradle-wrapper.properties
index 44e7c4d..12d38de 100644
--- a/message-service/gradle/wrapper/gradle-wrapper.properties
+++ b/message-service/gradle/wrapper/gradle-wrapper.properties
@@ -1,5 +1,5 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-5.2.1-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.6.1-bin.zip
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
diff --git a/message-service/profile.gradle b/message-service/profile.gradle
index f99f718..dcad037 100644
--- a/message-service/profile.gradle
+++ b/message-service/profile.gradle
@@ -2,7 +2,7 @@ if (project.hasProperty('kubernetes')) {
     println("kubernetes")
     dependencies {
         implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes'
-        implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes-ribbon'
+        implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes-loadbalancer'
         implementation 'org.springframework.cloud:spring-cloud-starter-kubernetes-config'
     }
 } else if (project.hasProperty('netflix')) {
diff --git a/ui/pom.xml b/ui/pom.xml
index b5902a0..02982a7 100644
--- a/ui/pom.xml
+++ b/ui/pom.xml
@@ -5,7 +5,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.1.4.RELEASE</version>
+        <version>2.3.4.RELEASE</version>
         <relativePath/> <!-- lookup parent from repository -->
     </parent>
     <groupId>it.valeriovaudi</groupId>
@@ -16,7 +16,7 @@
 
     <properties>
         <java.version>11</java.version>
-        <spring-cloud.version>Greenwich.SR1</spring-cloud.version>
+        <spring-cloud.version>Hoxton.SR8</spring-cloud.version>
     </properties>
 
     <dependencies>
@@ -100,7 +100,7 @@
 
                 <dependency>
                     <groupId>org.springframework.cloud</groupId>
-                    <artifactId>spring-cloud-starter-kubernetes-ribbon</artifactId>
+                    <artifactId>spring-cloud-starter-kubernetes-loadbalancer</artifactId>
                 </dependency>
             </dependencies>
         </profile>