diff --git a/sbt-pgp/src/main/scala-sbt-0.13/Compat.scala b/sbt-pgp/src/main/scala-sbt-0.13/Compat.scala
deleted file mode 100644
index cf70ab2..0000000
--- a/sbt-pgp/src/main/scala-sbt-0.13/Compat.scala
+++ /dev/null
@@ -1,75 +0,0 @@
-package sbt
-package sbtpgp
-
-import Keys._
-import scala.language.implicitConversions
-
-object Compat {
-  type PublishConfiguration = sbt.PublishConfiguration
-  val defaultProgress = EvaluateTask.defaultProgress
-  val interactionService = InteractionServiceKeys.interactionService
-  val CommandLineUIServices = sbt.plugins.CommandLineUIServices
-
-  def pgpRequires: Plugins = sbt.plugins.IvyPlugin && sbt.plugins.InteractionServicePlugin
-
-  def subConfiguration(m: ModuleID, confs: Boolean): ModuleID =
-    m.copy(configurations = if (confs) m.configurations else None)
-
-  def subExplicitArtifacts(m: ModuleID, artifacts: Vector[Artifact]): ModuleID =
-    m.copy(explicitArtifacts = artifacts)
-
-  def subExtension(art: Artifact, ext: String): Artifact =
-    art.copy(extension = ext)
-
-  def subMissingOk(c: UpdateConfiguration, ok: Boolean): UpdateConfiguration =
-    c.copy(missingOk = ok)
-
-  def mkInlineConfiguration(
-      base: ModuleID,
-      deps: Vector[ModuleID],
-      ivyScala: Option[IvyScala],
-      confs: Vector[Configuration]
-  ): InlineConfiguration =
-    InlineConfiguration(base, ModuleInfo(base.name), deps).copy(ivyScala = ivyScala, configurations = confs)
-
-  implicit def log2ProcessLogger(log: Logger): sys.process.ProcessLogger =
-    new BufferedLogger(new FullLogger(log)) with sys.process.ProcessLogger {
-      def err(s: => String): Unit = error(s)
-      def out(s: => String): Unit = info(s)
-    }
-
-  def updateEither(
-      module: IvySbt#Module,
-      configuration: UpdateConfiguration,
-      uwconfig: UnresolvedWarningConfiguration,
-      logicalClock: LogicalClock,
-      depDir: Option[File],
-      log: Logger
-  ): Either[UnresolvedWarning, UpdateReport] =
-    IvyActions.updateEither(module, configuration, uwconfig, logicalClock, depDir, log)
-
-  private[this] val signedArtifacts = TaskKey[Map[Artifact, File]](
-    "signed-artifacts",
-    "Packages all artifacts for publishing and maps the Artifact definition to the generated file."
-  )
-  private[this] val pgpMakeIvy = TaskKey[Option[File]]("pgpMakeIvy", "Generates the Ivy file.")
-
-  def publishSignedConfigurationTask = Def.task {
-    Classpaths.publishConfig(
-      signedArtifacts.value,
-      pgpMakeIvy.value,
-      resolverName = Classpaths.getPublishTo(publishTo.value).name,
-      checksums = (checksums in publish).value,
-      logging = ivyLoggingLevel.value
-    )
-  }
-
-  def publishLocalSignedConfigurationTask = Def.task {
-    Classpaths.publishConfig(
-      signedArtifacts.value,
-      Some(deliverLocal.value),
-      (checksums in publishLocal).value,
-      logging = ivyLoggingLevel.value
-    )
-  }
-}