diff --git a/.travis.yml b/.travis.yml
index f44788e06..5f9d926f6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: java
-scala: 2.12.3
+scala: 2.12.6
 os: linux
 
 before_install:
@@ -57,7 +57,7 @@ matrix:
       env: SBT_TEST_CMD="^validateDocker"
       # workaround for https://github.com/travis-ci/travis-ci/issues/4527
       before_script:
-        - curl -L --create-dirs -o $HOME/.sbt/launchers/1.1.1/sbt-launch.jar http://dl.bintray.com/sbt/maven-releases/org/scala-sbt/sbt-launch/1.1.1/sbt-launch.jar
+        - curl -L --create-dirs -o $HOME/.sbt/launchers/1.1.6/sbt-launch.jar http://dl.bintray.com/sbt/maven-releases/org/scala-sbt/sbt-launch/1.1.6/sbt-launch.jar
 
 addons:
   apt:
diff --git a/build.sbt b/build.sbt
index c26def998..29d99d475 100644
--- a/build.sbt
+++ b/build.sbt
@@ -3,10 +3,10 @@ sbtPlugin := true
 name := "sbt-native-packager"
 organization := "com.typesafe.sbt"
 
-Global / scalaVersion := "2.12.5"
+Global / scalaVersion := "2.12.6"
 
 // crossBuildingSettings
-crossSbtVersions := Vector("0.13.17", "1.1.1")
+crossSbtVersions := Vector("0.13.17", "1.1.6")
 
 Compile / scalacOptions ++= Seq("-deprecation")
 javacOptions ++= Seq("-source", "1.8", "-target", "1.8")
diff --git a/project/build.properties b/project/build.properties
index 31334bbd3..d6e35076c 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.1.1
+sbt.version=1.1.6