diff --git a/ivy/src/main/scala/sbt/ConvertResolver.scala b/ivy/src/main/scala/sbt/ConvertResolver.scala
index a36d7430c..8097ae5b9 100644
--- a/ivy/src/main/scala/sbt/ConvertResolver.scala
+++ b/ivy/src/main/scala/sbt/ConvertResolver.scala
@@ -112,6 +112,8 @@ private object ConvertResolver {
             resolver.setPatterns() // has to be done after initializeMavenStyle, which calls methods that overwrite the patterns
             resolver
           }
+        // TODO: HTTP repository is no longer recommended. #1541
+        // Remove `JavaNet1Repository` when we bump up the API.
         case r: JavaNet1Repository =>
           {
             // Thanks to Matthias Pfau for posting how to use the Maven 1 repository on java.net with Ivy:
diff --git a/ivy/src/main/scala/sbt/Resolver.scala b/ivy/src/main/scala/sbt/Resolver.scala
index 52fbf0fb8..4ff1f10f0 100644
--- a/ivy/src/main/scala/sbt/Resolver.scala
+++ b/ivy/src/main/scala/sbt/Resolver.scala
@@ -138,7 +138,9 @@ import Resolver._
 object DefaultMavenRepository extends MavenRepository("public", centralRepositoryRoot(useSecureResolvers))
 object JavaNet2Repository extends MavenRepository(JavaNet2RepositoryName, JavaNet2RepositoryRoot)
 object JCenterRepository extends MavenRepository(JCenterRepositoryName, JCenterRepositoryRoot)
+@deprecated("HTTP repository is no longer recommended.", "0.13.6")
 object JavaNet1Repository extends JavaNet1Repository
+@deprecated("HTTP repository is no longer recommended.", "0.13.6")
 sealed trait JavaNet1Repository extends Resolver {
   def name = "java.net Maven1 Repository"
 }
@@ -146,15 +148,22 @@ sealed trait JavaNet1Repository extends Resolver {
 object Resolver {
   private[sbt] def useSecureResolvers = sys.props.get("sbt.repository.secure") map { _.toLowerCase == "true" } getOrElse true
 
-  val TypesafeRepositoryRoot = "http://repo.typesafe.com/typesafe"
+  val TypesafeRepositoryRoot = typesafeRepositoryRoot(useSecureResolvers)
   val SbtPluginRepositoryRoot = "http://repo.scala-sbt.org/scalasbt"
   val SonatypeRepositoryRoot = "https://oss.sonatype.org/content/repositories"
   val JavaNet2RepositoryName = "java.net Maven2 Repository"
-  val JavaNet2RepositoryRoot = "http://download.java.net/maven/2"
+  val JavaNet2RepositoryRoot = javanet2RepositoryRoot(useSecureResolvers)
   val JCenterRepositoryName = "jcenter"
   val JCenterRepositoryRoot = "https://jcenter.bintray.com/"
   val DefaultMavenRepositoryRoot = "https://repo1.maven.org/maven2/"
+  // TODO: This switch is only kept for backward compatibility. Hardcode to HTTPS in the future.
   private[sbt] def centralRepositoryRoot(secure: Boolean) = (if (secure) "https" else "http") + "://repo1.maven.org/maven2/"
+  // TODO: This switch is only kept for backward compatibility. Hardcode to HTTPS in the future.
+  private[sbt] def javanet2RepositoryRoot(secure: Boolean) =
+    if (secure) "https://maven.java.net/content/repositories/public/"
+    else "http://download.java.net/maven/2"
+  // TODO: This switch is only kept for backward compatibility. Hardcode to HTTPS in the future.
+  private[sbt] def typesafeRepositoryRoot(secure: Boolean) = (if (secure) "https" else "http") + "://repo.typesafe.com/typesafe"
 
   // obsolete: kept only for launcher compatibility
   private[sbt] val ScalaToolsReleasesName = "Sonatype OSS Releases"