diff --git a/build.sbt b/build.sbt
index 656fcd9..80a5a4d 100644
--- a/build.sbt
+++ b/build.sbt
@@ -76,7 +76,6 @@ val commonSettings = Def.settings(
   homepage := Some(url("https://github.com/msgpack4z")),
   licenses := Seq("MIT License" -> url("http://www.opensource.org/licenses/mit-license.php")),
   scalacOptions ++= Seq(
-    "-target:jvm-1.8",
     "-deprecation",
     "-unchecked",
     "-Xlint",