diff --git a/build.gradle b/build.gradle
index 13bdfb97f6..639df91910 100644
--- a/build.gradle
+++ b/build.gradle
@@ -36,7 +36,7 @@ configure(allprojects) { project ->
 	ext.aspectjVersion         = "1.9.0.BETA-5"
 	ext.beanvalVersion         = "1.1.0.Final"
 	ext.cacheApiVersion        = "1.0.0"
-	ext.caffeineVersion        = "2.3.4"
+	ext.caffeineVersion        = "2.3.5"
 	ext.eclipselinkVersion     = "2.6.4"
 	ext.ehcacheVersion         = "2.10.3"
 	ext.ehcachejcacheVersion   = "1.0.1"
@@ -49,7 +49,7 @@ configure(allprojects) { project ->
 	ext.gsonVersion            = "2.8.0"
 	ext.hamcrestVersion        = "1.3"
 	ext.hibernate5Version      = "5.2.4.Final"
-	ext.hibval5Version         = "5.3.1.Final"
+	ext.hibval5Version         = "5.3.2.Final"
 	ext.hsqldbVersion          = "2.3.4"
 	ext.httpasyncVersion       = "4.1.2"
 	ext.httpclientVersion      = "4.5.2"
@@ -83,7 +83,7 @@ configure(allprojects) { project ->
 	ext.romeVersion            = "1.7.0"
 	ext.rxjavaVersion          = '1.2.2'
 	ext.rxjavaAdapterVersion   = '1.2.0'
-	ext.rxjava2Version         = '2.0.0'
+	ext.rxjava2Version         = '2.0.1'
 	ext.rxnettyVersion         = '0.5.2-rc.4'
 	ext.servletVersion         = "3.1.0"
 	ext.slf4jVersion           = "1.7.21"
@@ -91,7 +91,7 @@ configure(allprojects) { project ->
 	ext.snifferVersion         = "1.15"
 	ext.testngVersion          = "6.9.12"
 	ext.tiles3Version          = "3.0.7"
-	ext.tomcatVersion          = "8.5.6"
+	ext.tomcatVersion          = "8.5.8"
 	ext.tyrusVersion           = "1.13"
 	ext.undertowVersion        = "1.4.4.Final"
 	ext.websocketVersion       = "1.1"