diff --git a/build.sbt b/build.sbt
index fb7d5dd..ca0229c 100644
--- a/build.sbt
+++ b/build.sbt
@@ -9,7 +9,7 @@ lazy val commonSettings = scalaModuleSettings ++ Seq(
   organization               := "org.scala-lang.plugins",
   version                    := "1.0.3-SNAPSHOT",
   scalaVersion               := "2.11.8",
-  crossScalaVersions         := Seq("2.11.8", "2.12.0-M5"),
+  crossScalaVersions         := Seq("2.11.8", "2.12.0-RC1"),
   snapshotScalaBinaryVersion := "2.11.8",
   scalacOptions ++= Seq(
     "-deprecation",
diff --git a/project/build.properties b/project/build.properties
index 43b8278..35c88ba 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=0.13.11
+sbt.version=0.13.12
diff --git a/project/release_on_tag.sh b/project/release_on_tag.sh
index d788484..041b8d8 100755
--- a/project/release_on_tag.sh
+++ b/project/release_on_tag.sh
@@ -3,9 +3,9 @@
 # if the current commit has a tag named like v(\d+\.\d+\.\d+.*),
 # and we're running on the right jdk/branch,
 # echo the sbt commands that publish a release with the version derived from the tag
-publishJdk=openjdk6
+publishJdk=oraclejdk8
 publishBranch=master
-publishScalaVersion=2.11.0-M7
+publishScalaVersion=2.12.0-RC1
 
 unset tag version