diff --git a/libraries.gradle b/libraries.gradle
index 5497edf78f..9d47719a7f 100644
--- a/libraries.gradle
+++ b/libraries.gradle
@@ -1,16 +1,16 @@
 ext {
     jposVersion = '2.0.7-SNAPSHOT'
-    slf4jVersion = '1.7.10'
-    logbackVersion = '1.1.3'
+    slf4jVersion = '1.7.21'
+    logbackVersion = '1.1.7'
     hibernateVersion = '5.1.0.Final'
     geronimoVersion = '1.1.1'
-    jettyVersion = '9.2.14.v20151106'
-    servletApiVersion = '3.0.1'
-    websocketApiVersion = '1.0'
-    jgroupsVersion = '3.6.3.Final'
+    jettyVersion = '9.2.17.v20160517'
+    servletApiVersion = '3.1.0'
+    websocketApiVersion = '1.1'
+    jgroupsVersion = '3.6.9.Final'
     jaxrsVersion = '2.0.1'
     jsonSchemaVersion = '2.2.6'
-    jacksonVersion = '2.4.5'
+    jacksonVersion = '2.7.4'
     groovyVersion = '2.4.6'
 
     libraries = [