diff --git a/build.sbt b/build.sbt
index 178afb3..1aa475d 100644
--- a/build.sbt
+++ b/build.sbt
@@ -11,12 +11,8 @@ crossScalaVersions := Seq("2.12.12", scalaVersion.value)
 
 scalacOptions ++= Seq("-deprecation", "-feature")
 
-scalacOptions ++= {
-  if (scalaVersion.value startsWith "2.11")
-    Seq("-target:jvm-1.7")
-  else
-    Seq.empty
-}
+scalacOptions += "-target:jvm-1.8"
+javacOptions ++= Seq("-source", "8", "-target", "8")
 
 val circeVersion = "0.13.0"