diff --git a/build.sbt b/build.sbt
index 88d6c61..a64b79f 100644
--- a/build.sbt
+++ b/build.sbt
@@ -3,10 +3,9 @@ import sbtcrossproject.CrossPlugin.autoImport.{crossProject, CrossType}
 
 val Leaf       = "0.1.0"
 val Scala2_11  = "2.11.12"
-val Scala2_12  = "2.12.8"
-val Scala2_13  = "2.13.0"
-val ScalaTest  = "3.0.8"
-val ScalaTestNative = "3.2.0-SNAP10"
+val Scala2_12  = "2.12.12"
+val Scala2_13  = "2.13.3"
+val ScalaTest  = "3.2.2"
 
 val SharedSettings = Seq(
   name         := "trail",
@@ -51,19 +50,14 @@ lazy val trail = crossProject(JSPlatform, JVMPlatform, NativePlatform)
   .settings(
     autoAPIMappings := true,
     apiMappings += (scalaInstance.value.libraryJar -> url(s"http://www.scala-lang.org/api/${scalaVersion.value}/")),
-  )
-  .jsSettings(
-    libraryDependencies += "org.scalatest" %%% "scalatest" % ScalaTest % "test"
-  )
-  .jvmSettings(
-    libraryDependencies += "org.scalatest" %%% "scalatest" % ScalaTest % "test"
+    libraryDependencies ++= Seq("freespec", "wordspec", "funspec", "funsuite", "shouldmatchers").map(module =>
+      "org.scalatest" %%% s"scalatest-$module" % ScalaTest % Test
+    )
   ).nativeSettings(
     scalaVersion       := Scala2_11,
     crossScalaVersions := Seq(Scala2_11),
     // See https://github.com/scalalandio/chimney/issues/78#issuecomment-419705142
-    nativeLinkStubs    := true,
-    libraryDependencies +=
-      "org.scalatest" %%% "scalatest" % ScalaTestNative % "test"
+    Test / nativeLinkStubs    := true
   )
 
 lazy val manual = project.in(file("manual"))
diff --git a/project/build.properties b/project/build.properties
index c0bab04..0837f7a 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.2.8
+sbt.version=1.3.13
diff --git a/project/plugins.sbt b/project/plugins.sbt
index cc949ac..938f5c5 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -1,6 +1,6 @@
 logLevel := Level.Warn
 
-addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject"      % "0.6.0")
-addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "0.6.0")
+addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject"      % "1.0.0")
+addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.0.0")
 addSbtPlugin("org.scala-js"       % "sbt-scalajs"                   % "0.6.28")
-addSbtPlugin("org.scala-native"   % "sbt-scala-native"              % "0.3.9")
+addSbtPlugin("org.scala-native"   % "sbt-scala-native"              % "0.4.0-M2")
diff --git a/shared/src/test/scala/trail/PathTests.scala b/shared/src/test/scala/trail/PathTests.scala
index 763a928..9641ed7 100644
--- a/shared/src/test/scala/trail/PathTests.scala
+++ b/shared/src/test/scala/trail/PathTests.scala
@@ -1,8 +1,8 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.funsuite.AnyFunSuite
 
-class PathTests extends FunSuite {
+class PathTests extends AnyFunSuite {
   test("Parse absolute URL") {
     assert(PathParser.parse("http://example.com/test") == Path("/test"))
   }
diff --git a/shared/src/test/scala/trail/RouteDataTests.scala b/shared/src/test/scala/trail/RouteDataTests.scala
index f5e3f31..56cdbc9 100644
--- a/shared/src/test/scala/trail/RouteDataTests.scala
+++ b/shared/src/test/scala/trail/RouteDataTests.scala
@@ -1,8 +1,9 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.wordspec.AnyWordSpec
+import org.scalatest.matchers.should.Matchers
 
-class RouteDataTests extends WordSpec with Matchers {
+class RouteDataTests extends AnyWordSpec with Matchers {
   "A Route" when {
     "empty" should {
       "return root URL" in {
diff --git a/shared/src/test/scala/trail/RouteEqualityTests.scala b/shared/src/test/scala/trail/RouteEqualityTests.scala
index f393a50..66b5b77 100644
--- a/shared/src/test/scala/trail/RouteEqualityTests.scala
+++ b/shared/src/test/scala/trail/RouteEqualityTests.scala
@@ -1,8 +1,8 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.freespec.AnyFreeSpec
 
-class RouteEqualityTests extends FreeSpec with Matchers {
+class RouteEqualityTests extends AnyFreeSpec {
   "A Route" - {
     "cannot equal InstantiatedRoute" in {
       val r1 = Root / "asdf"
diff --git a/shared/src/test/scala/trail/RouteFragmentTests.scala b/shared/src/test/scala/trail/RouteFragmentTests.scala
index b2ddc0d..929f8f7 100644
--- a/shared/src/test/scala/trail/RouteFragmentTests.scala
+++ b/shared/src/test/scala/trail/RouteFragmentTests.scala
@@ -1,9 +1,9 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.funspec.AnyFunSpec
 import trail.Route.ParamRoute0
 
-class RouteFragmentTests extends FunSpec with Matchers {
+class RouteFragmentTests extends AnyFunSpec {
   it("Define route with fragment") {
     val route = Root $ Fragment[String]
     assert(route.route == Root)
diff --git a/shared/src/test/scala/trail/RouteParamTests.scala b/shared/src/test/scala/trail/RouteParamTests.scala
index 183edbc..ae1fa87 100644
--- a/shared/src/test/scala/trail/RouteParamTests.scala
+++ b/shared/src/test/scala/trail/RouteParamTests.scala
@@ -1,8 +1,9 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.funspec.AnyFunSpec
+import org.scalatest.matchers.should.Matchers
 
-class RouteParamTests extends FunSpec with Matchers {
+class RouteParamTests extends AnyFunSpec with Matchers {
   import Route._
 
   it("Define route with one parameter") {
diff --git a/shared/src/test/scala/trail/RouteParseTests.scala b/shared/src/test/scala/trail/RouteParseTests.scala
index 02a9097..dec9a90 100644
--- a/shared/src/test/scala/trail/RouteParseTests.scala
+++ b/shared/src/test/scala/trail/RouteParseTests.scala
@@ -1,10 +1,11 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.funspec.AnyFunSpec
+import org.scalatest.matchers.should.Matchers
 
 import scala.util.Try
 
-class RouteParseTests extends FunSpec with Matchers {
+class RouteParseTests extends AnyFunSpec with Matchers {
   it("Parse root") {
     val root = Root
     assert(root.parseArgs("/").contains(()))
diff --git a/shared/src/test/scala/trail/RoutingTableTests.scala b/shared/src/test/scala/trail/RoutingTableTests.scala
index fc31858..07c661a 100644
--- a/shared/src/test/scala/trail/RoutingTableTests.scala
+++ b/shared/src/test/scala/trail/RoutingTableTests.scala
@@ -1,8 +1,8 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.funspec.AnyFunSpec
 
-class RoutingTableTests extends FunSpec with Matchers {
+class RoutingTableTests extends AnyFunSpec {
   it("Express a routing table with pattern matching") {
     val details  = Root / "details" / Arg[Int]
     val userInfo = Root / "user" / Arg[String] / Arg[Boolean]
diff --git a/shared/src/test/scala/trail/UrlTests.scala b/shared/src/test/scala/trail/UrlTests.scala
index fbf844b..e9e4c9c 100644
--- a/shared/src/test/scala/trail/UrlTests.scala
+++ b/shared/src/test/scala/trail/UrlTests.scala
@@ -1,8 +1,10 @@
 package trail
 
-import org.scalatest._
+import org.scalatest.funspec.AnyFunSpec
+import org.scalatest.wordspec.AnyWordSpec
+import org.scalatest.matchers.should.Matchers
 
-class UrlTests extends WordSpec with Matchers {
+class UrlTests extends AnyWordSpec with Matchers {
   "A Route" when {
     "empty" should {
       "create root" in {
@@ -108,7 +110,7 @@ class UrlTests extends WordSpec with Matchers {
   }
 }
 
-class UrlTests2 extends FunSpec with Matchers {
+class UrlTests2 extends AnyFunSpec {
   it("url() work with mandatory arguments") {
     val userInfo  = Root / "user" / Arg[String] / Arg[Boolean]