diff --git a/project/plugins.sbt b/project/plugins.sbt
index 961369b5..5e147ecc 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -3,7 +3,7 @@ addSbtPlugin("com.github.sbt"     % "sbt-unidoc"                    % "0.6.1")
 addSbtPlugin("com.github.sbt"     % "sbt-ci-release"                % "1.11.2")
 addSbtPlugin("com.github.cb372"   % "sbt-explicit-dependencies"     % "0.2.16")
 addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject"      % "1.3.2")
-addSbtPlugin("org.scala-js"       % "sbt-scalajs"                   % "1.20.2")
+addSbtPlugin("org.scala-js"       % "sbt-scalajs"                   % "1.21.0")
 addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.3.2")
 addSbtPlugin("org.scala-native"   % "sbt-scala-native"              % "0.5.10")
 addSbtPlugin("org.scalameta"      % "sbt-mdoc"                      % "2.8.2")