diff --git a/build.sbt b/build.sbt
index f8b2028..39e86a1 100644
--- a/build.sbt
+++ b/build.sbt
@@ -5,7 +5,7 @@
 val Name = "gitbucket"
 val GitBucketVersion = "4.19.0-SNAPSHOT"
 val ScalatraVersion = "2.5.2"
-val JettyVersion = "9.3.19.v20170502"
+val JettyVersion = "9.4.7.v20170914"
 
 lazy val root = (project in file(".")).enablePlugins(SbtTwirl, ScalatraPlugin, JRebelPlugin).settings(
 
@@ -44,7 +44,7 @@
   "joda-time"                       %  "joda-time"                    % "2.9.9",
   "com.novell.ldap"                 %  "jldap"                        % "2009-10-07",
   "com.h2database"                  %  "h2"                           % "1.4.195",
-  "org.mariadb.jdbc"                %  "mariadb-java-client"          % "2.0.3",
+  "org.mariadb.jdbc"                %  "mariadb-java-client"          % "2.1.2",
   "org.postgresql"                  %  "postgresql"                   % "42.0.0",
   "ch.qos.logback"                  %  "logback-classic"              % "1.2.3",
   "com.zaxxer"                      %  "HikariCP"                     % "2.6.1",