diff --git a/ivy/src/main/scala/sbt/internal/librarymanagement/mavenint/PomExtraDependencyAttributes.scala b/ivy/src/main/scala/sbt/internal/librarymanagement/mavenint/PomExtraDependencyAttributes.scala
index 25ab896b..4160b600 100644
--- a/ivy/src/main/scala/sbt/internal/librarymanagement/mavenint/PomExtraDependencyAttributes.scala
+++ b/ivy/src/main/scala/sbt/internal/librarymanagement/mavenint/PomExtraDependencyAttributes.scala
@@ -78,9 +78,7 @@ object PomExtraDependencyAttributes {
     item.getQualifiedExtraAttributes.asInstanceOf[java.util.Map[String, String]].asScala.toMap
   }
   def filterCustomExtra(item: ExtendableItem, include: Boolean): Map[String, String] =
-    (qualifiedExtra(item) filterKeys { k =>
-      qualifiedIsExtra(k) == include
-    }).toMap
+    qualifiedExtra(item).filterKeys { k => qualifiedIsExtra(k) == include }.toMap
 
   def qualifiedIsExtra(k: String): Boolean =
     k.endsWith(ScalaVersionKey) || k.endsWith(SbtVersionKey)
@@ -107,17 +105,27 @@ object PomExtraDependencyAttributes {
 
   /**
    * Creates the "extra" property values for DependencyDescriptors that can be written into a maven pom
-   * so  we don't loose the information.
+   * so  we don't lose the information.
    * @param s
    * @return
    */
   def writeDependencyExtra(s: Seq[DependencyDescriptor]): Seq[String] =
     s.flatMap { dd =>
       val revId = dd.getDependencyRevisionId
-      if (filterCustomExtra(revId, include = true).isEmpty)
+      val filteredExtra = filterCustomExtra(revId, include = true)
+      if (filteredExtra.isEmpty)
         Nil
-      else
-        revId.encodeToString :: Nil
+      else {
+        import scala.collection.JavaConverters._
+        val revId0 = ModuleRevisionId.newInstance(
+          revId.getOrganisation,
+          revId.getName,
+          revId.getBranch,
+          revId.getRevision,
+          filteredExtra.asJava
+        )
+        revId0.encodeToString :: Nil
+      }
     }
 
 }
diff --git a/ivy/src/test/scala/sbt/internal/librarymanagement/ModuleResolversTest.scala b/ivy/src/test/scala/sbt/internal/librarymanagement/ModuleResolversTest.scala
index 96f4c5b2..94c30d24 100644
--- a/ivy/src/test/scala/sbt/internal/librarymanagement/ModuleResolversTest.scala
+++ b/ivy/src/test/scala/sbt/internal/librarymanagement/ModuleResolversTest.scala
@@ -3,13 +3,13 @@ package sbt.internal.librarymanagement
 import sbt.librarymanagement._
 import sbt.librarymanagement.syntax._
 import sbt.librarymanagement.ivy.UpdateOptions
-import Resolver._
 
 object ModuleResolversTest extends BaseIvySpecification {
   override final val resolvers = Vector(
-    DefaultMavenRepository,
-    JavaNet2Repository,
-    JCenterRepository,
+    MavenRepository(
+      "JFrog OSS Releases",
+      "https://releases.jfrog.io/artifactory/oss-releases/"
+    ),
     Resolver.sbtPluginRepo("releases")
   )