diff --git a/build.sbt b/build.sbt
index 6096087c..dac3b7dd 100644
--- a/build.sbt
+++ b/build.sbt
@@ -49,7 +49,7 @@ lazy val docs = project
 
 lazy val framelessSettings = Seq(
   organization := "io.github.adelbertc",
-  scalaVersion := "2.11.8",
+  scalaVersion := "2.11.11",
   scalacOptions ++= commonScalacOptions,
   licenses += ("Apache-2.0", url("http://opensource.org/licenses/Apache-2.0")),
   testOptions in Test += Tests.Argument(TestFrameworks.ScalaTest, "-oDF"),
diff --git a/project/build.properties b/project/build.properties
index 27e88aa1..64317fda 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=0.13.13
+sbt.version=0.13.15