diff --git a/build.gradle b/build.gradle
index 7699be6cf85..d7e51658e26 100644
--- a/build.gradle
+++ b/build.gradle
@@ -1,5 +1,5 @@
 buildscript {
-	ext.kotlinVersion = '1.1.3'
+	ext.kotlinVersion = '1.1.3-2'
 	repositories {
 		maven { url "https://repo.spring.io/plugins-release" }
 	}
@@ -96,7 +96,7 @@ configure(allprojects) { project ->
 	ext.tiles3Version          = "3.0.7"
 	ext.tomcatVersion          = "8.5.16"
 	ext.tyrusVersion           = "1.13.1"
-	ext.undertowVersion        = "1.4.16.Final"
+	ext.undertowVersion        = "1.4.18.Final"
 	ext.websocketVersion       = "1.1"
 	ext.woodstoxVersion        = "5.0.3"
 	ext.xmlunitVersion         = "2.3.0"
@@ -1041,7 +1041,7 @@ project("spring-test") {
 			exclude group: "io.netty", module: "netty"
 		}
 		optional("org.skyscreamer:jsonassert:${jsonassertVersion}")
-		optional("com.jayway.jsonpath:json-path:2.2.0")
+		optional("com.jayway.jsonpath:json-path:2.3.0")
 		optional("org.reactivestreams:reactive-streams")
 		optional("io.projectreactor:reactor-core")
 		optional("io.projectreactor:reactor-test")