diff --git a/build.gradle b/build.gradle
index 64b34b1cff..53b2995166 100644
--- a/build.gradle
+++ b/build.gradle
@@ -33,11 +33,11 @@ ext {
 	groovyVersion        = "2.5.8"
 	hsqldbVersion        = "2.4.1"
 	jackson2Version      = "2.9.9"
-	jettyVersion         = "9.4.24.v20191120"
+	jettyVersion         = "9.4.25.v20191220"
 	junit5Version        = "5.3.2"
 	kotlinVersion        = "1.2.71"
 	log4jVersion         = "2.11.2"
-	nettyVersion         = "4.1.43.Final"
+	nettyVersion         = "4.1.44.Final"
 	reactorVersion       = "Californium-SR14"
 	rxjavaVersion        = "1.3.8"
 	rxjavaAdapterVersion = "1.2.1"
@@ -45,7 +45,7 @@ ext {
 	slf4jVersion         = "1.7.28"	  // spring-jcl + consistent 3rd party deps
 	tiles3Version        = "3.0.8"
 	tomcatVersion        = "9.0.30"
-	undertowVersion      = "2.0.28.Final"
+	undertowVersion      = "2.0.29.Final"
 
 	gradleScriptDir = "${rootProject.projectDir}/gradle"
 	withoutJclOverSlf4j = {
diff --git a/spring-web/spring-web.gradle b/spring-web/spring-web.gradle
index d735f4a333..9913a6c5ac 100644
--- a/spring-web/spring-web.gradle
+++ b/spring-web/spring-web.gradle
@@ -38,7 +38,7 @@ dependencies {
 		exclude group: "javax.servlet", module: "javax.servlet-api"
 	}
 	optional("org.eclipse.jetty:jetty-reactive-httpclient:1.0.3")
-	optional("com.squareup.okhttp3:okhttp:3.14.4")
+	optional("com.squareup.okhttp3:okhttp:3.14.5")
 	optional("org.apache.httpcomponents:httpclient:4.5.10") {
 		exclude group: "commons-logging", module: "commons-logging"
 	}
@@ -75,7 +75,7 @@ dependencies {
 	testCompile("org.apache.tomcat.embed:tomcat-embed-core:${tomcatVersion}")
 	testCompile("org.eclipse.jetty:jetty-server")
 	testCompile("org.eclipse.jetty:jetty-servlet")
-	testCompile("com.squareup.okhttp3:mockwebserver:3.14.4")
+	testCompile("com.squareup.okhttp3:mockwebserver:3.14.5")
 	testCompile("org.jetbrains.kotlin:kotlin-reflect:${kotlinVersion}")
 	testCompile("org.skyscreamer:jsonassert:1.5.0")
 	testCompile("org.xmlunit:xmlunit-matchers:2.6.2")
diff --git a/spring-webflux/spring-webflux.gradle b/spring-webflux/spring-webflux.gradle
index 46575ca753..2afb6e4639 100644
--- a/spring-webflux/spring-webflux.gradle
+++ b/spring-webflux/spring-webflux.gradle
@@ -51,7 +51,7 @@ dependencies {
 	testCompile("org.eclipse.jetty:jetty-server")
 	testCompile("org.eclipse.jetty:jetty-servlet")
 	testCompile("org.eclipse.jetty:jetty-reactive-httpclient:1.0.3")
-	testCompile("com.squareup.okhttp3:mockwebserver:3.14.4")
+	testCompile("com.squareup.okhttp3:mockwebserver:3.14.5")
 	testCompile("org.jetbrains.kotlin:kotlin-script-runtime:${kotlinVersion}")
 	testRuntime("org.jetbrains.kotlin:kotlin-script-util:${kotlinVersion}")
 	testRuntime("org.jetbrains.kotlin:kotlin-compiler:${kotlinVersion}")