diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 16c38c78..accf4a98 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,6 +22,7 @@ jobs:
             { version: '2.12.12' },
             { version: '2.12.11' },
             { version: '2.12.10' },
+            { version: '2.13.5' },
             { version: '2.13.4' },
             { version: '2.13.3' },
             { version: '2.13.2' },
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 5cd20d5b..76522cc7 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -18,6 +18,7 @@ jobs:
             { version: '2.12.12' },
             { version: '2.12.11' },
             { version: '2.12.10' },
+            { version: '2.13.5' },
             { version: '2.13.4' },
             { version: '2.13.3' },
             { version: '2.13.2' },
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 76742b9a..0dee89a6 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -21,6 +21,7 @@ jobs:
             { version: '2.12.12' },
             { version: '2.12.11' },
             { version: '2.12.10' },
+            { version: '2.13.5' },
             { version: '2.13.4' },
             { version: '2.13.3' },
             { version: '2.13.2' },
diff --git a/build.sbt b/build.sbt
index b33989bf..65621e5b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -8,7 +8,7 @@ val Org = "org.scoverage"
 val ScalatestVersion = "3.1.1"
 
 val bin212 = Seq("2.12.13", "2.12.12", "2.12.11", "2.12.10")
-val bin213 = Seq("2.13.4", "2.13.3", "2.13.2", "2.13.1", "2.13.0")
+val bin213 = Seq("2.13.5", "2.13.4", "2.13.3", "2.13.2", "2.13.1", "2.13.0")
 
 val appSettings = Seq(
     organization := Org,
@@ -16,12 +16,12 @@ val appSettings = Seq(
     crossScalaVersions := bin212 ++ bin213,
     crossVersion := CrossVersion.full,
     crossTarget := target.value / s"scala-${scalaVersion.value}",
-    fork in Test := false,
+    Test / fork := false,
     publishMavenStyle := true,
-    publishArtifact in Test := false,
-    parallelExecution in Test := false,
+    Test / publishArtifact := false,
+    Test / parallelExecution := false,
     scalacOptions := Seq("-unchecked", "-deprecation", "-feature", "-encoding", "utf8"),
-    concurrentRestrictions in Global += Tags.limit(Tags.Test, 1),
+    Global / concurrentRestrictions += Tags.limit(Tags.Test, 1),
     publishTo := {
       if (isSnapshot.value)
         Some("snapshots" at "https://oss.sonatype.org/content/repositories/snapshots")
@@ -74,15 +74,17 @@ lazy val root = Project("scalac-scoverage", file("."))
 
 lazy val runtime = CrossProject("scalac-scoverage-runtime", file("scalac-scoverage-runtime"))(JVMPlatform, JSPlatform)
     .crossType(CrossType.Full)
+    .withoutSuffixFor(JVMPlatform)
     .settings(name := "scalac-scoverage-runtime")
     .settings(appSettings: _*)
     .settings(
       libraryDependencies += "org.scalatest" %%% "scalatest" % ScalatestVersion % Test
     )
     .jvmSettings(
-      fork in Test := true
+      Test / fork := true
     )
     .jsSettings(
+      crossVersion := CrossVersion.fullWith("sjs" + scalaJSVersion.take(1) + "_", ""),
       scalaJSStage := FastOptStage
     )
 
@@ -100,6 +102,6 @@ lazy val plugin = Project("scalac-scoverage-plugin", file("scalac-scoverage-plug
       )
     )
   .settings(
-    unmanagedSourceDirectories in Test += (sourceDirectory in Test).value / "scala-2.12+"
+    (Test/ unmanagedSourceDirectories) += (Test / sourceDirectory).value / "scala-2.12+"
   )
 
diff --git a/project/build.properties b/project/build.properties
index 7de0a938..f0be67b9 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.4.4
+sbt.version=1.5.1
diff --git a/project/plugins.sbt b/project/plugins.sbt
index 15a82faa..7c2b97ab 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -2,6 +2,6 @@ addSbtPlugin("com.jsuereth" % "sbt-pgp" % "2.0.1")
 
 addSbtPlugin("com.github.gseitz" % "sbt-release" % "1.0.13")
 
-addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.0.0")
+addSbtPlugin("org.scala-js" % "sbt-scalajs" % "1.5.1")
 
 addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject" % "1.0.0")
diff --git a/scalac-scoverage-plugin/src/main/scala/scoverage/plugin.scala b/scalac-scoverage-plugin/src/main/scala/scoverage/plugin.scala
index 1ee7a069..4d4d0343 100644
--- a/scalac-scoverage-plugin/src/main/scala/scoverage/plugin.scala
+++ b/scalac-scoverage-plugin/src/main/scala/scoverage/plugin.scala
@@ -21,7 +21,7 @@ class ScoveragePlugin(val global: Global) extends Plugin {
   private def parseExclusionEntry(entryName: String, inOption: String): Seq[String] =
     inOption.substring(entryName.length).split(";").map(_.trim).toIndexedSeq.filterNot(_.isEmpty)
 
-  override def processOptions(opts: List[String], error: String => Unit): Unit = {
+  override def init(opts: List[String], error: String => Unit): Boolean = {
     val options = new ScoverageOptions
 
     for (opt <- opts) {
@@ -44,6 +44,7 @@ class ScoveragePlugin(val global: Global) extends Plugin {
     if (!opts.exists(_.startsWith("dataDir:")))
       throw new RuntimeException("Cannot invoke plugin without specifying <dataDir>")
     instrumentationComponent.setOptions(options)
+    true
   }
 
   override val optionsHelp: Option[String] = Some(Seq(
diff --git a/scalac-scoverage-plugin/src/test/scala/scoverage/PluginCoverageScalaJsTest.scala b/scalac-scoverage-plugin/src/test/scala/scoverage/PluginCoverageScalaJsTest.scala
index fbe8b9d9..de04a6f8 100644
--- a/scalac-scoverage-plugin/src/test/scala/scoverage/PluginCoverageScalaJsTest.scala
+++ b/scalac-scoverage-plugin/src/test/scala/scoverage/PluginCoverageScalaJsTest.scala
@@ -1,12 +1,13 @@
 package scoverage
 
-import org.scalatest.{ BeforeAndAfterEachTestData, FunSuite, OneInstancePerTest }
+import org.scalatest.funsuite.AnyFunSuite
+import org.scalatest.{BeforeAndAfterEachTestData, OneInstancePerTest}
 
 /**
  * https://github.com/scoverage/scalac-scoverage-plugin/issues/196
  */
 class PluginCoverageScalaJsTest
-  extends FunSuite
+  extends AnyFunSuite
   with OneInstancePerTest
   with BeforeAndAfterEachTestData
   with MacroSupport {
diff --git a/scalac-scoverage-plugin/src/test/scala/scoverage/ScoverageCompiler.scala b/scalac-scoverage-plugin/src/test/scala/scoverage/ScoverageCompiler.scala
index c2185c23..cc2b6186 100644
--- a/scalac-scoverage-plugin/src/test/scala/scoverage/ScoverageCompiler.scala
+++ b/scalac-scoverage-plugin/src/test/scala/scoverage/ScoverageCompiler.scala
@@ -70,7 +70,7 @@ object ScoverageCompiler {
       s"$userHome/.cache/coursier/v1/https/repo1.maven.org/maven2/org/scala-lang/$artifactId/$version/$artifactId-$version.jar",
       s"$userHome/Library/Caches/Coursier/v1/https/repo1.maven.org/maven2/org/scala-lang/$artifactId/$version/$artifactId-$version.jar",
     )
-    jarPaths.map(new File(_)).filter(_.exists()).headOption
+    jarPaths.map(new File(_)).find(_.exists())
   }
 
   private def findIvyJar(groupId: String, artifactId: String, version: String, packaging: String = "jar"): Option[File] = {