diff --git a/project/plugins.sbt b/project/plugins.sbt
index 14ced981aa..51dbee2ca6 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -9,7 +9,7 @@ addSbtPlugin("com.typesafe.sbt" % "sbt-multi-jvm" % "0.4.0")
 //#sbt-multi-jvm
 
 addSbtPlugin("com.lightbend.sbt" % "sbt-java-formatter" % "0.6.0")
-addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.3.4")
+addSbtPlugin("org.scalameta" % "sbt-scalafmt" % "2.4.2")
 addSbtPlugin("ch.epfl.scala" % "sbt-scalafix" % "0.9.15")
 // sbt-osgi 0.9.5 is available but breaks including jdk9-only classes
 // sbt-osgi 0.9.6 is available but breaks populating akka-protobuf-v3