diff --git a/build.sbt b/build.sbt
index 502fa081f..c0eba4047 100644
--- a/build.sbt
+++ b/build.sbt
@@ -6,7 +6,6 @@ import Publish._
 import sbtcrossproject.CrossPlugin.autoImport.crossProject
 
 lazy val core = crossProject(JSPlatform, JVMPlatform)
-  .disablePlugins(ScriptedPlugin)
   .jvmConfigure(_.enablePlugins(ShadingPlugin))
   .jvmSettings(
     shading,
@@ -39,8 +38,7 @@ lazy val coreJvm = core.jvm
 lazy val coreJs = core.js
 
 lazy val tests = crossProject(JSPlatform, JVMPlatform)
-  .disablePlugins(ScriptedPlugin)
-  .dependsOn(core, cache % "test", scalaz)
+  .dependsOn(core, cache % Test, scalaz)
   .jsSettings(
     scalaJSStage.in(Global) := FastOptStage,
     testOptions := testOptions.dependsOn(runNpmInstallIfNeeded).value
@@ -60,7 +58,6 @@ lazy val testsJvm = tests.jvm
 lazy val testsJs = tests.js
 
 lazy val `proxy-tests` = project
-  .disablePlugins(ScriptedPlugin)
   .dependsOn(testsJvm % "test->test")
   .configs(Integration)
   .settings(
@@ -78,7 +75,6 @@ lazy val `proxy-tests` = project
   )
 
 lazy val paths = project
-  .disablePlugins(ScriptedPlugin)
   .settings(
     pureJava,
     dontPublish,
@@ -86,7 +82,6 @@ lazy val paths = project
   )
 
 lazy val cache = crossProject(JSPlatform, JVMPlatform)
-  .disablePlugins(ScriptedPlugin)
   .dependsOn(core)
   .jvmSettings(
     addPathsSources
@@ -105,7 +100,6 @@ lazy val cacheJvm = cache.jvm
 lazy val cacheJs = cache.js
 
 lazy val scalaz = crossProject(JSPlatform, JVMPlatform)
-  .disablePlugins(ScriptedPlugin)
   .dependsOn(cache)
   .jvmSettings(
     libs += Deps.scalazConcurrent
@@ -124,7 +118,6 @@ lazy val scalazJvm = scalaz.jvm
 lazy val scalazJs = scalaz.js
 
 lazy val bootstrap = project
-  .disablePlugins(ScriptedPlugin)
   .settings(
     pureJava,
     dontPublish,
@@ -135,7 +128,6 @@ lazy val bootstrap = project
   )
 
 lazy val extra = project
-  .disablePlugins(ScriptedPlugin)
   .enablePlugins(ShadingPlugin)
   .dependsOn(coreJvm, cacheJvm)
   .settings(
@@ -170,7 +162,6 @@ lazy val extra = project
 
 lazy val cli = project
   .dependsOn(coreJvm, cacheJvm, extra, scalazJvm)
-  .disablePlugins(ScriptedPlugin)
   .enablePlugins(PackPlugin, SbtProguard)
   .settings(
     shared,
@@ -182,8 +173,8 @@ lazy val cli = project
         Seq(
           Deps.caseApp,
           Deps.argonautShapeless,
-          Deps.junit % "test", // to be able to run tests with pants
-          Deps.scalatest % "test"
+          Deps.junit % Test, // to be able to run tests with pants
+          Deps.scalatest % Test
         )
       else
         Seq()
@@ -199,7 +190,6 @@ lazy val cli = project
   )
 
 lazy val web = project
-  .disablePlugins(ScriptedPlugin)
   .enablePlugins(ScalaJSPlugin)
   .dependsOn(coreJs, cacheJs)
   .settings(
@@ -247,7 +237,6 @@ lazy val web = project
 lazy val readme = project
   .in(file("doc/readme"))
   .dependsOn(coreJvm, cacheJvm, scalazJvm)
-  .disablePlugins(ScriptedPlugin)
   .enablePlugins(TutPlugin)
   .settings(
     shared,
@@ -258,7 +247,6 @@ lazy val readme = project
 
 lazy val `sbt-shared` = project
   .dependsOn(coreJvm, cacheJvm)
-  .disablePlugins(ScriptedPlugin)
   .settings(
     plugin,
     utest,
@@ -279,7 +267,6 @@ lazy val `sbt-shared` = project
 
 lazy val `sbt-coursier` = project
   .dependsOn(coreJvm, cacheJvm, extra, `sbt-shared`, scalazJvm)
-  .disablePlugins(ScriptedPlugin)
   .settings(
     plugin,
     utest,
@@ -298,7 +285,6 @@ lazy val `sbt-coursier` = project
 
 lazy val `sbt-pgp-coursier` = project
   .dependsOn(`sbt-coursier`)
-  .disablePlugins(ScriptedPlugin)
   .settings(
     plugin,
     libs ++= {
@@ -317,7 +303,6 @@ lazy val `sbt-pgp-coursier` = project
 
 lazy val `sbt-shading` = project
   .enablePlugins(ShadingPlugin)
-  .disablePlugins(ScriptedPlugin)
   .dependsOn(`sbt-coursier`)
   .settings(
     plugin,
@@ -335,7 +320,6 @@ lazy val `sbt-shading` = project
 
 lazy val okhttp = project
   .dependsOn(cacheJvm)
-  .disablePlugins(ScriptedPlugin)
   .settings(
     shared,
     coursierPrefix,
@@ -344,7 +328,6 @@ lazy val okhttp = project
 
 lazy val jvm = project
   .dummy
-  .disablePlugins(ScriptedPlugin)
   .aggregate(
     coreJvm,
     testsJvm,
@@ -370,7 +353,6 @@ lazy val jvm = project
 
 lazy val js = project
   .dummy
-  .disablePlugins(ScriptedPlugin)
   .aggregate(
     coreJs,
     cacheJs,
@@ -385,7 +367,6 @@ lazy val js = project
 
 lazy val coursier = project
   .in(root)
-  .disablePlugins(ScriptedPlugin)
   .aggregate(
     coreJvm,
     coreJs,
diff --git a/project/Aliases.scala b/project/Aliases.scala
index 43cb12601..a59e2bddf 100644
--- a/project/Aliases.scala
+++ b/project/Aliases.scala
@@ -3,82 +3,14 @@ import sbt._
 import sbt.Defaults.itSettings
 import sbt.Keys._
 import sbt.ScriptedPlugin.autoImport._
-import sbt.ScriptedPlugin.{projectSettings => scriptedSettings}
 import sbt.librarymanagement.CrossVersion.partialVersion
 
 object Aliases {
 
   def libs = libraryDependencies
 
-  def withScriptedTests = {
-
-    // Both tweaked tasks adapted from the scripted sources.
-    // No idea why this is required to run the scripted tests for sbt 0.13.
-
-    def tweakedScriptedRunTask = Def.task {
-      // similar to https://github.com/sbt/sbt/issues/3245#issuecomment-306045952
-      val cls = scriptedTests.value.getClass
-
-      if (sbtVersion.in(pluginCrossBuild).value.startsWith("0.13."))
-        cls.getMethod("run",
-          classOf[File],
-          classOf[Boolean],
-          classOf[Array[String]],
-          classOf[File],
-          classOf[Array[String]]
-        )
-      else
-        cls.getMethod("run",
-          classOf[File],
-          classOf[Boolean],
-          classOf[Array[String]],
-          classOf[File],
-          classOf[Array[String]],
-          classOf[java.util.List[File]]
-        )
-    }
-
-    def tweakedScriptedTask = Def.inputTask {
-      import scala.language.reflectiveCalls
-
-      val args = ScriptedPlugin
-        .asInstanceOf[{
-          def scriptedParser(f: File): complete.Parser[Seq[String]]
-        }]
-        .scriptedParser(sbtTestDirectory.value)
-        .parsed
-
-      scriptedDependencies.value
-
-      try {
-        if (sbtVersion.in(pluginCrossBuild).value.startsWith("0.13."))
-          scriptedRun.value.invoke(
-            scriptedTests.value,
-            sbtTestDirectory.value,
-            scriptedBufferLog.value: java.lang.Boolean,
-            args.toArray,
-            sbtLauncher.value,
-            scriptedLaunchOpts.value.toArray
-          )
-        else
-          scriptedRun.value.invoke(
-            scriptedTests.value,
-            sbtTestDirectory.value,
-            scriptedBufferLog.value: java.lang.Boolean,
-            args.toArray,
-            sbtLauncher.value,
-            scriptedLaunchOpts.value.toArray,
-            new java.util.ArrayList()
-          )
-      } catch {
-        case e: java.lang.reflect.InvocationTargetException =>
-          throw e.getCause
-      }
-    }
-
-
-    // see https://github.com/sbt/sbt/issues/3325#issuecomment-315670424
-    scriptedSettings.filterNot(_.key.key.label == libraryDependencies.key.label) ++ Seq(
+  def withScriptedTests: Seq[Def.Setting[_]] =
+    ScriptedPlugin.globalSettings ++ ScriptedPlugin.projectSettings.filterNot(_.key.key.label == libraryDependencies.key.label) ++ Seq(
       libraryDependencies ++= {
         scalaBinaryVersion.value match {
           case "2.12" =>
@@ -94,11 +26,8 @@ object Aliases {
           case _ =>
             Seq()
         }
-      },
-      scriptedRun := tweakedScriptedRunTask.value,
-      scripted := tweakedScriptedTask.evaluated
+      }
     )
-  }
 
   def hasITs = itSettings
 
diff --git a/project/Settings.scala b/project/Settings.scala
index 810cee3c8..8921498f7 100644
--- a/project/Settings.scala
+++ b/project/Settings.scala
@@ -110,7 +110,7 @@ object Settings {
   )
 
   lazy val utest = Seq(
-    libs += CrossDeps.utest.value % "test",
+    libs += CrossDeps.utest.value % Test,
     testFrameworks += new TestFramework("utest.runner.Framework")
   )
 
diff --git a/project/build.properties b/project/build.properties
index 7c8173781..0cd8b0798 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1 +1 @@
-sbt.version=1.1.5
+sbt.version=1.2.3