diff --git a/build.gradle b/build.gradle
index a78788836c..d88b4e35b1 100644
--- a/build.gradle
+++ b/build.gradle
@@ -57,7 +57,7 @@ configure(allprojects) { project ->
 	ext.junitVintageVersion  = "4.12.0-RC3"
 	ext.kotlinVersion        = '1.1.4'
 	ext.log4jVersion         = '2.8.2'
-	ext.nettyVersion         = "4.1.14.Final"
+	ext.nettyVersion         = "4.1.15.Final"
 	ext.okhttp3Version       = "3.8.1"
 	ext.reactorVersion       = "Bismuth-BUILD-SNAPSHOT"
 	ext.rxjavaVersion        = '1.3.0'
@@ -66,7 +66,7 @@ configure(allprojects) { project ->
 	ext.slf4jVersion         = "1.7.25"
 	ext.tiles3Version        = "3.0.7"
 	ext.tomcatVersion        = "8.5.20"
-	ext.undertowVersion      = "1.4.18.Final"
+	ext.undertowVersion      = "1.4.19.Final"
 
 	ext.gradleScriptDir = "${rootProject.projectDir}/gradle"
 
diff --git a/spring-context-support/spring-context-support.gradle b/spring-context-support/spring-context-support.gradle
index f87f5dde87..3084d58085 100644
--- a/spring-context-support/spring-context-support.gradle
+++ b/spring-context-support/spring-context-support.gradle
@@ -17,7 +17,7 @@ dependencies {
 	testCompile(project(":spring-context"))
 	testCompile("org.hsqldb:hsqldb:${hsqldbVersion}")
 	testCompile("org.slf4j:slf4j-api:${slf4jVersion}")
-	testCompile("org.hibernate:hibernate-validator:6.0.1.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.2.Final")
 	testRuntime("org.ehcache:jcache:1.0.1")
 	testRuntime("org.ehcache:ehcache:3.3.1")
 	testRuntime("org.glassfish:javax.el:3.0.1-b08")
diff --git a/spring-test/spring-test.gradle b/spring-test/spring-test.gradle
index cc8e5240be..f62a4afa35 100644
--- a/spring-test/spring-test.gradle
+++ b/spring-test/spring-test.gradle
@@ -62,7 +62,7 @@ dependencies {
 	testCompile("javax.interceptor:javax.interceptor-api:1.2")
 	testCompile("javax.cache:cache-api:1.0.0")
 	testCompile("org.hibernate:hibernate-core:5.2.10.Final")
-	testCompile("org.hibernate:hibernate-validator:6.0.1.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.2.Final")
 	// Enable use of the JUnitPlatform Runner
 	testCompile("org.junit.platform:junit-platform-runner:${junitPlatformVersion}")
 	testCompile("org.junit.jupiter:junit-jupiter-params:${junitJupiterVersion}")
diff --git a/spring-webflux/spring-webflux.gradle b/spring-webflux/spring-webflux.gradle
index 3e68657891..e5f6fad4e4 100644
--- a/spring-webflux/spring-webflux.gradle
+++ b/spring-webflux/spring-webflux.gradle
@@ -46,7 +46,7 @@ dependencies {
 	optional("org.jetbrains.kotlin:kotlin-stdlib:${kotlinVersion}")
 	testCompile("javax.xml.bind:jaxb-api:${jaxbVersion}")
 	testCompile("io.projectreactor:reactor-test")
-	testCompile("org.hibernate:hibernate-validator:6.0.1.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.2.Final")
 	testCompile("org.apache.tomcat:tomcat-util:${tomcatVersion}")
 	testCompile("org.apache.tomcat.embed:tomcat-embed-core:${tomcatVersion}")
 	testCompile("org.eclipse.jetty:jetty-server:${jettyVersion}")
diff --git a/spring-webmvc/spring-webmvc.gradle b/spring-webmvc/spring-webmvc.gradle
index 26bb7eaa3f..8b933a3eb5 100644
--- a/spring-webmvc/spring-webmvc.gradle
+++ b/spring-webmvc/spring-webmvc.gradle
@@ -63,7 +63,7 @@ dependencies {
 	testCompile("org.eclipse.jetty:jetty-server:${jettyVersion}") {
 		exclude group: "javax.servlet", module: "javax.servlet"
 	}
-	testCompile("org.hibernate:hibernate-validator:6.0.1.Final")
+	testCompile("org.hibernate:hibernate-validator:6.0.2.Final")
 	testCompile("org.apache.httpcomponents:httpclient:${httpclientVersion}") {
 		exclude group: "commons-logging", module: "commons-logging"
 	}