diff --git a/.travis.yml b/.travis.yml
index a5e5f71b2..d1c82a096 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,8 @@
 language: scala
 
+# With xenial, `Installing oraclejdk8` fails due to "Expected feature release number in range of 9 to 14, but got: 8"
+dist: trusty
+
 cache:
   directories:
     - $HOME/.m2/repository/
diff --git a/build.sbt b/build.sbt
index 1821bf09c..2ea074f17 100644
--- a/build.sbt
+++ b/build.sbt
@@ -115,7 +115,7 @@ lazy val msgpackJackson =
         "org.msgpack.jackson.dataformat"
       ),
       libraryDependencies ++= Seq(
-        "com.fasterxml.jackson.core" % "jackson-databind" % "2.9.9.1",
+        "com.fasterxml.jackson.core" % "jackson-databind" % "2.9.9.3",
         junitInterface,
         "org.apache.commons" % "commons-math3" % "3.6.1" % "test"
       ),