diff --git a/build.gradle b/build.gradle
index 6359ba8298..7b2966536f 100644
--- a/build.gradle
+++ b/build.gradle
@@ -57,21 +57,21 @@ configure(allprojects) { project ->
 	ext.jasperreportsVersion = "6.2.0"
 	ext.javamailVersion      = "1.5.5"
 	ext.jettyVersion         = "9.3.7.v20160115"
-	ext.jodaVersion          = "2.9.1"
+	ext.jodaVersion          = "2.9.2"
 	ext.jrubyVersion         = "1.7.23"  // JRuby 9000 only supported through JSR-223 (StandardScriptFactory)
 	ext.jsonassertVersion    = "1.2.3"
 	ext.jsonpathVersion      = "2.1.0"
 	ext.jtaVersion           = "1.2"
 	ext.junitVersion         = "4.12"
 	ext.nettyVersion         = "4.0.34.Final"
-	ext.okhttpVersion        = "2.7.2"
+	ext.okhttpVersion        = "2.7.4"
 	ext.openjpaVersion       = "2.4.0"
 	ext.poiVersion           = "3.13"
 	ext.protobufVersion      = "2.6.1"
 	ext.reactorVersion       = "2.0.7.RELEASE"
 	ext.romeVersion          = "1.5.1"
 	ext.seleniumVersion      = "2.48.2"
-	ext.slf4jVersion         = "1.7.14"
+	ext.slf4jVersion         = "1.7.15"
 	ext.snakeyamlVersion     = "1.16"
 	ext.snifferVersion       = "1.14"
 	ext.testngVersion        = "6.9.10"