diff --git a/build.gradle b/build.gradle
index aa5fc34d..fa346159 100644
--- a/build.gradle
+++ b/build.gradle
@@ -9,7 +9,7 @@ buildscript {
 	}
 }
 plugins {
-	id "org.sonarqube" version "2.7"
+	id "org.sonarqube" version "2.7.1"
 }
 
 description = 'Spring Integration Samples'
@@ -30,9 +30,9 @@ allprojects {
 	group = 'org.springframework.integration.samples'
 
 	repositories {
+//		maven { url 'https://repo.spring.io/libs-staging-local' }
 		maven { url 'https://repo.spring.io/libs-snapshot' }
 		maven { url 'https://repo.spring.io/libs-milestone' }
-//		maven { url 'https://repo.spring.io/libs-staging-local' }
 	}
 
 }
@@ -160,7 +160,7 @@ subprojects { subproject ->
 		apply plugin: 'io.spring.dependency-management'
 
 		jacoco {
-			toolVersion = "0.7.9"
+			toolVersion = "0.8.3"
 		}
 
 		compileJava {
@@ -210,12 +210,12 @@ subprojects { subproject ->
 			postgresVersion = '42.0.0'
 			subethasmtpVersion = '1.2'
 			slf4jVersion = '1.7.25'
-			springIntegrationVersion = '5.1.5.RELEASE'
-			springIntegrationKafkaVersion = '3.1.3.RELEASE'
+			springIntegrationVersion = '5.1.6.RELEASE'
+			springIntegrationKafkaVersion = '3.1.4.BUILD-SNAPSHOT'
 			springIntegrationSocialTwiterVersion = '1.0.1.BUILD-SNAPSHOT'
 			springIntegrationSplunkVersion = '1.2.0.BUILD-SNAPSHOT'
-			springKafkaVersion = '2.2.6.RELEASE'
-			springVersion = '5.1.7.RELEASE'
+			springKafkaVersion = '2.2.7.RELEASE'
+			springVersion = '5.1.8.RELEASE'
 			springSecurityVersion = '5.1.5.RELEASE'
 			springWebFlowVersion = '2.3.3.RELEASE'
 			tilesJspVersion = '2.2.1'
diff --git a/gradle.properties b/gradle.properties
index f323e9e7..a14095d0 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,2 +1,2 @@
 version=5.1.1.BUILD-SNAPSHOT
-springBootVersion=2.1.5.BUILD-SNAPSHOT
+springBootVersion=2.1.6.BUILD-SNAPSHOT