diff --git a/build.sbt b/build.sbt
index 237d33836..a10d10255 100644
--- a/build.sbt
+++ b/build.sbt
@@ -37,8 +37,8 @@ val commonSettings = Seq(
   startYear := Some(2014),
   test in assembly := {},
   licenses := Seq("Apache License 2.0" -> url("http://opensource.org/licenses/Apache-2.0")),
-  scalaVersion := "2.11.11",
-  crossScalaVersions := Seq(scalaVersion.value, "2.12.3"),
+  scalaVersion := "2.11.12",
+  crossScalaVersions := Seq(scalaVersion.value, "2.12.4"),
   crossVersion := CrossVersion.binary,
   scalariformAutoformat := true,
   scalacOptions ++= Seq(