diff --git a/build.sbt b/build.sbt
index 01d30ad43..b1fb5d3dc 100644
--- a/build.sbt
+++ b/build.sbt
@@ -257,6 +257,11 @@ lazy val lmIvy = (project in file("ivy"))
       exclude[DirectMissingMethodProblem]("sbt.librarymanagement.ivy.ExternalIvyConfiguration.copy*"),
       exclude[DirectMissingMethodProblem]("sbt.librarymanagement.ivy.InlineIvyConfiguration.copy*"),
       exclude[DirectMissingMethodProblem]("sbt.librarymanagement.ivy.IvyPaths.copy*"),
+
+      exclude[DirectMissingMethodProblem]("sbt.internal.librarymanagement.ivyint.GigahorseUrlHandler.urlFactory"),
+      exclude[DirectMissingMethodProblem]("sbt.internal.librarymanagement.ivyint.GigahorseUrlHandler.http"),
+      exclude[DirectMissingMethodProblem]("sbt.internal.librarymanagement.ivyint.GigahorseUrlHandler.open"),
+      exclude[DirectMissingMethodProblem]("sbt.internal.librarymanagement.ivyint.GigahorseUrlHandler.this"),
     ),
   )
 
diff --git a/ivy/src/main/scala/sbt/internal/librarymanagement/CustomHttp.scala b/ivy/src/main/scala/sbt/internal/librarymanagement/CustomHttp.scala
new file mode 100644
index 000000000..9454affc4
--- /dev/null
+++ b/ivy/src/main/scala/sbt/internal/librarymanagement/CustomHttp.scala
@@ -0,0 +1,21 @@
+package sbt.internal.librarymanagement
+
+import gigahorse.HttpClient
+import okhttp3.{ JavaNetAuthenticator => _, _ }
+import sbt.librarymanagement.Http
+
+object CustomHttp {
+  private[this] def http0: HttpClient = Http.http
+
+  private[sbt] def defaultHttpClientBuilder: OkHttpClient.Builder = {
+    http0
+      .underlying[OkHttpClient]
+      .newBuilder()
+      .authenticator(new sbt.internal.librarymanagement.JavaNetAuthenticator)
+      .followRedirects(true)
+      .followSslRedirects(true)
+  }
+
+  private[sbt] lazy val defaultHttpClient: OkHttpClient =
+    defaultHttpClientBuilder.build
+}
diff --git a/ivy/src/main/scala/sbt/internal/librarymanagement/Ivy.scala b/ivy/src/main/scala/sbt/internal/librarymanagement/Ivy.scala
index 0312e573b..5cf1264f1 100644
--- a/ivy/src/main/scala/sbt/internal/librarymanagement/Ivy.scala
+++ b/ivy/src/main/scala/sbt/internal/librarymanagement/Ivy.scala
@@ -7,6 +7,7 @@ import java.io.File
 import java.net.URI
 import java.util.concurrent.Callable
 
+import okhttp3.OkHttpClient
 import org.apache.ivy.Ivy
 import org.apache.ivy.core.IvyPatternHelper
 import org.apache.ivy.core.cache.{ CacheMetadataOptions, DefaultRepositoryCacheManager }
@@ -54,7 +55,12 @@ import ivyint.{
 import sjsonnew.JsonFormat
 import sjsonnew.support.murmurhash.Hasher
 
-final class IvySbt(val configuration: IvyConfiguration) { self =>
+final class IvySbt(
+    val configuration: IvyConfiguration,
+    val http: OkHttpClient
+) { self =>
+  def this(configuration: IvyConfiguration) = this(configuration, CustomHttp.defaultHttpClient)
+
   /*
    * ========== Configuration/Setup ============
    * This part configures the Ivy instance by first creating the logger interface to ivy, then IvySettings, and then the Ivy instance.
@@ -80,7 +86,7 @@ final class IvySbt(val configuration: IvyConfiguration) { self =>
   }
 
   private lazy val basicUrlHandler: URLHandler = new BasicURLHandler
-  private lazy val gigahorseUrlHandler: URLHandler = new GigahorseUrlHandler
+  private lazy val gigahorseUrlHandler: URLHandler = new GigahorseUrlHandler(http)
 
   private lazy val settings: IvySettings = {
     val dispatcher: URLHandlerDispatcher = URLHandlerRegistry.getDefault match {
diff --git a/ivy/src/main/scala/sbt/internal/librarymanagement/IvyCache.scala b/ivy/src/main/scala/sbt/internal/librarymanagement/IvyCache.scala
index c21dc3a92..f56656a02 100644
--- a/ivy/src/main/scala/sbt/internal/librarymanagement/IvyCache.scala
+++ b/ivy/src/main/scala/sbt/internal/librarymanagement/IvyCache.scala
@@ -114,7 +114,7 @@ class IvyCache(val ivyHome: Option[File]) {
       .withResolvers(Vector(local))
       .withLock(lock)
       .withLog(log)
-    (new IvySbt(conf), local)
+    (new IvySbt(conf, CustomHttp.defaultHttpClient), local)
   }
 
   /** Creates a default jar artifact based on the given ID.*/
diff --git a/ivy/src/main/scala/sbt/internal/librarymanagement/ivyint/GigahorseUrlHandler.scala b/ivy/src/main/scala/sbt/internal/librarymanagement/ivyint/GigahorseUrlHandler.scala
index 8d26f38d5..f90aa133f 100644
--- a/ivy/src/main/scala/sbt/internal/librarymanagement/ivyint/GigahorseUrlHandler.scala
+++ b/ivy/src/main/scala/sbt/internal/librarymanagement/ivyint/GigahorseUrlHandler.scala
@@ -1,12 +1,12 @@
 package sbt.internal.librarymanagement
 package ivyint
 
-import java.net.{ HttpURLConnection, URL, UnknownHostException }
+import java.net.{ URL, UnknownHostException }
 import java.io._
 
 import scala.util.control.NonFatal
 
-import okhttp3.{ MediaType, OkUrlFactory, Request, RequestBody }
+import okhttp3.{ MediaType, Request, RequestBody }
 import okhttp3.internal.http.HttpDate
 
 import okhttp3.{ JavaNetAuthenticator => _, _ }
@@ -18,7 +18,7 @@ import org.apache.ivy.util.url.URLHandler._
 import sbt.io.IO
 
 // Copied from Ivy's BasicURLHandler.
-class GigahorseUrlHandler extends AbstractURLHandler {
+class GigahorseUrlHandler(http: OkHttpClient) extends AbstractURLHandler {
 
   import GigahorseUrlHandler._
 
@@ -45,7 +45,7 @@ class GigahorseUrlHandler extends AbstractURLHandler {
 
     if (getRequestMethod == URLHandler.REQUEST_METHOD_HEAD) request.head() else request.get()
 
-    val response = okHttpClient.newCall(request.build()).execute()
+    val response = http.newCall(request.build()).execute()
     try {
       val infoOption = try {
 
@@ -101,7 +101,7 @@ class GigahorseUrlHandler extends AbstractURLHandler {
       .get()
       .build()
 
-    val response = okHttpClient.newCall(request).execute()
+    val response = http.newCall(request).execute()
     try {
       if (!checkStatusCode(url, response)) {
         throw new IOException(
@@ -183,7 +183,7 @@ class GigahorseUrlHandler extends AbstractURLHandler {
     if (l != null) {
       l.start(new CopyProgressEvent())
     }
-    val response = okHttpClient.newCall(request).execute()
+    val response = http.newCall(request).execute()
     try {
       if (l != null) {
         l.end(new CopyProgressEvent(EmptyBuffer, source.length()))
@@ -197,10 +197,6 @@ class GigahorseUrlHandler extends AbstractURLHandler {
 }
 
 object GigahorseUrlHandler {
-  import gigahorse.HttpClient
-  import okhttp3.OkHttpClient
-  import sbt.librarymanagement.Http
-
   // This is requires to access the constructor of URLInfo.
   private[sbt] class SbtUrlInfo(available: Boolean,
                                 contentLength: Long,
@@ -214,27 +210,6 @@ object GigahorseUrlHandler {
 
   private val EmptyBuffer: Array[Byte] = new Array[Byte](0)
 
-  lazy val http: HttpClient = Http.http
-
-  private lazy val okHttpClient: OkHttpClient = {
-    http
-      .underlying[OkHttpClient]
-      .newBuilder()
-      .authenticator(new sbt.internal.librarymanagement.JavaNetAuthenticator)
-      .followRedirects(true)
-      .followSslRedirects(true)
-      .build
-  }
-
-  @deprecated("Use the Gigahorse HttpClient directly instead.", "librarymanagement-ivy 1.0.1")
-  private[sbt] def urlFactory = {
-    new OkUrlFactory(okHttpClient)
-  }
-
-  @deprecated("Use the Gigahorse HttpClient directly instead.", "librarymanagement-ivy 1.0.1")
-  private[sbt] def open(url: URL): HttpURLConnection =
-    urlFactory.open(url)
-
   private def checkStatusCode(url: URL, response: Response): Boolean =
     response.code() match {
       case 200                                          => true
diff --git a/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyDependencyResolution.scala b/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyDependencyResolution.scala
index 2f4985c46..1b93bacf7 100644
--- a/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyDependencyResolution.scala
+++ b/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyDependencyResolution.scala
@@ -2,6 +2,7 @@ package sbt
 package librarymanagement
 package ivy
 
+import okhttp3.OkHttpClient
 import sbt.internal.librarymanagement._
 import sbt.util.Logger
 
@@ -27,5 +28,8 @@ class IvyDependencyResolution private[sbt] (val ivySbt: IvySbt)
 
 object IvyDependencyResolution {
   def apply(ivyConfiguration: IvyConfiguration): DependencyResolution =
-    DependencyResolution(new IvyDependencyResolution(new IvySbt(ivyConfiguration)))
+    apply(ivyConfiguration, CustomHttp.defaultHttpClient)
+
+  def apply(ivyConfiguration: IvyConfiguration, http: OkHttpClient): DependencyResolution =
+    DependencyResolution(new IvyDependencyResolution(new IvySbt(ivyConfiguration, http)))
 }
diff --git a/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyPublisher.scala b/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyPublisher.scala
index 8ae4a4481..643ef7c32 100644
--- a/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyPublisher.scala
+++ b/ivy/src/main/scala/sbt/librarymanagement/ivy/IvyPublisher.scala
@@ -2,6 +2,7 @@ package sbt
 package librarymanagement
 package ivy
 
+import okhttp3.OkHttpClient
 import sbt.internal.librarymanagement._
 import sbt.util.Logger
 import java.io.File
@@ -31,5 +32,8 @@ class IvyPublisher private[sbt] (val ivySbt: IvySbt) extends PublisherInterface
 
 object IvyPublisher {
   def apply(ivyConfiguration: IvyConfiguration): Publisher =
-    Publisher(new IvyPublisher(new IvySbt(ivyConfiguration)))
+    apply(ivyConfiguration, CustomHttp.defaultHttpClient)
+
+  def apply(ivyConfiguration: IvyConfiguration, http: OkHttpClient): Publisher =
+    Publisher(new IvyPublisher(new IvySbt(ivyConfiguration, http)))
 }