diff --git a/project/plugins.sbt b/project/plugins.sbt
index d685071..1a94fe1 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,4 +1,4 @@
-val scalaJSVersion = Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.1.1")
+val scalaJSVersion = Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.9.0")
 addSbtPlugin("org.scala-js" % "sbt-scalajs" % scalaJSVersion)
 
 // For Node.js with jsdom