diff --git a/project/plugins.sbt b/project/plugins.sbt
index 471ae16e7..d1fe4cdab 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -5,7 +5,7 @@ addSbtPlugin("com.typesafe"       % "sbt-mima-plugin" % "0.8.1")
 addSbtPlugin("pl.project13.scala" % "sbt-jmh"         % "0.4.0")
 
 val scalaJSVersion =
-  Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.4.0")
+  Option(System.getenv("SCALAJS_VERSION")).getOrElse("1.5.0")
 
 addSbtPlugin("org.scala-js"       % "sbt-scalajs"              % scalaJSVersion)
 addSbtPlugin("org.portable-scala" % "sbt-crossproject"         % "1.0.0")