diff --git a/.scalafmt.conf b/.scalafmt.conf
index d0c719d6c..b3f01dadf 100644
--- a/.scalafmt.conf
+++ b/.scalafmt.conf
@@ -1,4 +1,6 @@
+version = 2.0.0-RC5
 project.git = true
 style = Scala.js
 project.includeFilters = ["src/main/scala/org/scalajs/.*\\.scala"]
-bestEffortInDeeplyNestedCode = true
+maxColumn = 79
+docstrings = JavaDoc
diff --git a/.travis.yml b/.travis.yml
index fdaf17a80..5101714e2 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,8 +2,7 @@ sudo: false
 language: scala
 script:
   - sbt ++$TRAVIS_SCALA_VERSION package doc example/compile
-  - sbt scalafmtTest
-  - sbt ++2.11.12 readme/run
+  - sbt ++$TRAVIS_SCALA_VERSION scalafmtCheck
 scala:
   - 2.10.7
   - 2.11.12
@@ -18,6 +17,11 @@ matrix:
   exclude:
     - scala: 2.10.7
       env: SCALAJS_VERSION=1.0.0-M7
+  include:
+    - scala: 2.12.8
+      env: SCALAJS_VERSION=0.6.27
+      script:
+        - sbt readme/run
 
 cache:
   directories:
diff --git a/build.sbt b/build.sbt
index 131d8badd..e651740d0 100644
--- a/build.sbt
+++ b/build.sbt
@@ -105,13 +105,14 @@ pomExtra := (
 pomIncludeRepository := { _ => false }
 
 lazy val readme = ScalatexReadme(
-  folder = "readme",
+  projectId = "readme",
+  wd = file(""),
   url = "https://github.com/scala-js/scala-js-dom/tree/master",
   source = "Index",
-  targetFolder = "target/site",
   autoResources = Seq("example-opt.js")
 ).settings(
-  scalaVersion := "2.11.12",
+  scalaVersion := "2.12.8",
+  scalacOptions ++= Seq("-deprecation", "-feature", "-Xfatal-warnings"),
   (resources in Compile) += (fullOptJS in (example, Compile)).value.data
 )
 
diff --git a/project/build.properties b/project/build.properties
index 133a8f197..c0bab0494 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=0.13.17
+sbt.version=1.2.8
diff --git a/project/build.sbt b/project/build.sbt
index f3ebfa698..a8e63782e 100644
--- a/project/build.sbt
+++ b/project/build.sbt
@@ -3,6 +3,6 @@ val scalaJSVersion =
 
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % scalaJSVersion)
 
-addSbtPlugin("com.lihaoyi" % "scalatex-sbt-plugin" % "0.2.1")
+addSbtPlugin("com.lihaoyi" % "scalatex-sbt-plugin" % "0.3.11")
 
-addSbtPlugin("com.geirsson" % "sbt-scalafmt" % "0.5.1")
+addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.0.0")
diff --git a/readme/Index.scalatex b/readme/Index.scalatex
index 67f68aa10..b0bb9c509 100644
--- a/readme/Index.scalatex
+++ b/readme/Index.scalatex
@@ -17,7 +17,7 @@
   div(
     div(width:="50%", float.left)(
       hl.ref(
-        cwd/'example/'src/'main/'scala/'example/"Example.scala",
+        pwd/'example/'src/'main/'scala/'example/"Example.scala",
         Seq(s"object $example", "main")
       )
     ),
diff --git a/src/main/scala/org/scalajs/dom/experimental/intl/Intl.scala b/src/main/scala/org/scalajs/dom/experimental/intl/Intl.scala
index 98b14a28b..99d13fd69 100644
--- a/src/main/scala/org/scalajs/dom/experimental/intl/Intl.scala
+++ b/src/main/scala/org/scalajs/dom/experimental/intl/Intl.scala
@@ -195,6 +195,7 @@ object DateTimeFormatOptions {
       second: js.UndefOr[String] = js.undefined,
       timeZoneName: js.UndefOr[String] = js.undefined
   ): DateTimeFormatOptions = {
+    // format: off
     js.Dynamic
       .literal(
           localeMatcher = localeMatcher,
@@ -212,6 +213,7 @@ object DateTimeFormatOptions {
           timeZoneName = timeZoneName
       )
       .asInstanceOf[DateTimeFormatOptions]
+    // format: on
   }
 }