diff --git a/jvm/src/test/scala/scala/xml/XMLTest.scala b/jvm/src/test/scala/scala/xml/XMLTest.scala
index 1b4058629..cc40e998e 100644
--- a/jvm/src/test/scala/scala/xml/XMLTest.scala
+++ b/jvm/src/test/scala/scala/xml/XMLTest.scala
@@ -40,8 +40,8 @@ class XMLTestJVM {
       override def text = ""
     }
 
-    assertTrue(c == parsedxml11)
-    assertTrue(parsedxml1 == parsedxml11)
+    assertEquals(c, parsedxml11)
+    assertEquals(parsedxml1, parsedxml11)
     assertTrue(List(parsedxml1) sameElements List(parsedxml11))
     assertTrue(Array(parsedxml1).toList sameElements List(parsedxml11))
 
@@ -50,10 +50,10 @@ class XMLTestJVM {
     val i = new InputSource(new StringReader(x2))
     val x2p = scala.xml.XML.load(i)
 
-    assertTrue(x2p == Elem(null, "book", e, sc,
+    assertEquals(Elem(null, "book", e, sc,
       Elem(null, "author", e, sc, Text("Peter Buneman")),
       Elem(null, "author", e, sc, Text("Dan Suciu")),
-      Elem(null, "title", e, sc, Text("Data on ze web"))))
+      Elem(null, "title", e, sc, Text("Data on ze web"))), x2p)
 
   }
 
@@ -431,16 +431,16 @@ class XMLTestJVM {
   @UnitTest
   def t6939 = {
     val foo = <x:foo xmlns:x="http://foo.com/"><x:bar xmlns:x="http://bar.com/"><x:baz/></x:bar></x:foo>
-    assertTrue(foo.child.head.scope.toString == """ xmlns:x="http://bar.com/"""")
+    assertEquals(foo.child.head.scope.toString, """ xmlns:x="http://bar.com/"""")
 
     val fooDefault = <foo xmlns="http://foo.com/"><bar xmlns="http://bar.com/"><baz/></bar></foo>
-    assertTrue(fooDefault.child.head.scope.toString == """ xmlns="http://bar.com/"""")
+    assertEquals(fooDefault.child.head.scope.toString, """ xmlns="http://bar.com/"""")
 
     val foo2 = scala.xml.XML.loadString("""<x:foo xmlns:x="http://foo.com/"><x:bar xmlns:x="http://bar.com/"><x:baz/></x:bar></x:foo>""")
-    assertTrue(foo2.child.head.scope.toString == """ xmlns:x="http://bar.com/"""")
+    assertEquals(foo2.child.head.scope.toString, """ xmlns:x="http://bar.com/"""")
 
     val foo2Default = scala.xml.XML.loadString("""<foo xmlns="http://foo.com/"><bar xmlns="http://bar.com/"><baz/></bar></foo>""")
-    assertTrue(foo2Default.child.head.scope.toString == """ xmlns="http://bar.com/"""")
+    assertEquals(foo2Default.child.head.scope.toString, """ xmlns="http://bar.com/"""")
   }
 
   @UnitTest
diff --git a/shared/src/main/scala/scala/xml/dtd/impl/SubsetConstruction.scala b/shared/src/main/scala/scala/xml/dtd/impl/SubsetConstruction.scala
index 93ca0cfcd..b046a34e3 100644
--- a/shared/src/main/scala/scala/xml/dtd/impl/SubsetConstruction.scala
+++ b/shared/src/main/scala/scala/xml/dtd/impl/SubsetConstruction.scala
@@ -32,9 +32,9 @@ private[dtd] class SubsetConstruction[T <: AnyRef](val nfa: NondetWordAutom[T])
     val delta = new mutable.HashMap[immutable.BitSet, mutable.HashMap[T, immutable.BitSet]]
     var deftrans = mutable.Map(q0 -> sink, sink -> sink) // initial transitions
     var finals: mutable.Map[immutable.BitSet, Int] = mutable.Map()
-    val rest = new mutable.Stack[immutable.BitSet]
+    var rest = immutable.List.empty[immutable.BitSet]
 
-    rest.push(sink, q0)
+    rest = q0 :: sink :: rest
 
     def addFinal(q: immutable.BitSet) {
       if (nfa containsFinal q)
@@ -43,7 +43,7 @@ private[dtd] class SubsetConstruction[T <: AnyRef](val nfa: NondetWordAutom[T])
     def add(Q: immutable.BitSet) {
       if (!states(Q)) {
         states += Q
-        rest push Q
+        rest = Q :: rest
         addFinal(Q)
       }
     }
@@ -51,7 +51,8 @@ private[dtd] class SubsetConstruction[T <: AnyRef](val nfa: NondetWordAutom[T])
     addFinal(q0) // initial state may also be a final state
 
     while (!rest.isEmpty) {
-      val P = rest.pop()
+      val P = rest.head
+      rest = rest.tail
       // assign a number to this bitset
       indexMap = indexMap.updated(P, ix)
       invIndexMap = invIndexMap.updated(ix, P)
diff --git a/shared/src/main/scala/scala/xml/factory/XMLLoader.scala b/shared/src/main/scala/scala/xml/factory/XMLLoader.scala
index 0604282ea..5f807849f 100644
--- a/shared/src/main/scala/scala/xml/factory/XMLLoader.scala
+++ b/shared/src/main/scala/scala/xml/factory/XMLLoader.scala
@@ -37,9 +37,9 @@ trait XMLLoader[T <: Node] {
   def loadXML(source: InputSource, parser: SAXParser): T = {
     val newAdapter = adapter
 
-    newAdapter.scopeStack push TopScope
+    newAdapter.scopes = TopScope :: newAdapter.scopes
     parser.parse(source, newAdapter)
-    newAdapter.scopeStack.pop()
+    newAdapter.scopes = newAdapter.scopes.tail
 
     newAdapter.rootElem.asInstanceOf[T]
   }
diff --git a/shared/src/main/scala/scala/xml/include/sax/XIncluder.scala b/shared/src/main/scala/scala/xml/include/sax/XIncluder.scala
index ae1cd9dd0..ec5da7618 100644
--- a/shared/src/main/scala/scala/xml/include/sax/XIncluder.scala
+++ b/shared/src/main/scala/scala/xml/include/sax/XIncluder.scala
@@ -10,7 +10,6 @@ package scala
 package xml
 package include.sax
 
-import scala.collection.mutable
 import org.xml.sax.{ ContentHandler, Locator, Attributes }
 import org.xml.sax.ext.LexicalHandler
 import java.io.{ OutputStream, OutputStreamWriter, IOException }
@@ -126,7 +125,7 @@ class XIncluder(outs: OutputStream, encoding: String) extends ContentHandler wit
 
   // LexicalHandler methods
   private var inDTD: Boolean = false
-  private val entities = new mutable.Stack[String]()
+  private var entities = List.empty[String]
 
   def startDTD(name: String, publicID: String, systemID: String) {
     inDTD = true
@@ -145,12 +144,12 @@ class XIncluder(outs: OutputStream, encoding: String) extends ContentHandler wit
   }
   def endDTD() {}
 
-  def startEntity(name: String) {
-    entities push name
+  def startEntity(name: String): Unit = {
+    entities =  name :: entities
   }
 
-  def endEntity(name: String) {
-    entities.pop()
+  def endEntity(name: String): Unit = {
+    entities = entities.tail
   }
 
   def startCDATA() {}
diff --git a/shared/src/main/scala/scala/xml/parsing/FactoryAdapter.scala b/shared/src/main/scala/scala/xml/parsing/FactoryAdapter.scala
index a8b5c887f..06a665279 100644
--- a/shared/src/main/scala/scala/xml/parsing/FactoryAdapter.scala
+++ b/shared/src/main/scala/scala/xml/parsing/FactoryAdapter.scala
@@ -10,7 +10,7 @@ package scala
 package xml
 package parsing
 
-import scala.collection.{ mutable, Iterator }
+import scala.collection.mutable
 import org.xml.sax.Attributes
 import org.xml.sax.helpers.DefaultHandler
 
@@ -39,10 +39,16 @@ abstract class FactoryAdapter extends DefaultHandler with factory.XMLLoader[Node
   var rootElem: Node = null
 
   val buffer = new StringBuilder()
-  val attribStack = new mutable.Stack[MetaData]
-  val hStack = new mutable.Stack[Node] // [ element ] contains siblings
-  val tagStack = new mutable.Stack[String]
-  var scopeStack = new mutable.Stack[NamespaceBinding]
+  var attribs = List.empty[MetaData]
+  var nodes = List.empty[Node] // [ element ] contains siblings
+  var tags = List.empty[String]
+  var scopes = List.empty[NamespaceBinding]
+
+  // Fix compatability issues. Add MiMa exclusion rules, instead?
+  var attribStack = mutable.Stack(attribs)
+  var hStack = mutable.Stack(nodes)
+  var tagStack = mutable.Stack(tags)
+  var scopeStack = mutable.Stack(scopes)
 
   var curTag: String = null
   var capture: Boolean = false
@@ -122,17 +128,17 @@ abstract class FactoryAdapter extends DefaultHandler with factory.XMLLoader[Node
     attributes: Attributes): Unit =
     {
       captureText()
-      tagStack push curTag
+      tags = curTag :: tags
       curTag = qname
 
       val localName = splitName(qname)._2
       capture = nodeContainsText(localName)
 
-      hStack push null
+      nodes =  null :: nodes
       var m: MetaData = Null
       var scpe: NamespaceBinding =
-        if (scopeStack.isEmpty) TopScope
-        else scopeStack.top
+        if (scopes.isEmpty) TopScope
+        else scopes.head
 
       for (i <- 0 until attributes.getLength()) {
         val qname = attributes getQName i
@@ -147,8 +153,8 @@ abstract class FactoryAdapter extends DefaultHandler with factory.XMLLoader[Node
           m = Attribute(Option(pre), key, Text(value), m)
       }
 
-      scopeStack push scpe
-      attribStack push m
+      scopes = scpe :: scopes
+      attribs =  m :: attribs
     }
 
   /**
@@ -156,7 +162,7 @@ abstract class FactoryAdapter extends DefaultHandler with factory.XMLLoader[Node
    */
   def captureText(): Unit = {
     if (capture && buffer.length > 0)
-      hStack push createText(buffer.toString)
+      nodes = createText(buffer.toString) :: nodes
 
     buffer.clear()
   }
@@ -170,17 +176,24 @@ abstract class FactoryAdapter extends DefaultHandler with factory.XMLLoader[Node
    */
   override def endElement(uri: String, _localName: String, qname: String): Unit = {
     captureText()
-    val metaData = attribStack.pop()
+    val metaData = attribs.head
+    attribs = attribs.tail
 
     // reverse order to get it right
-    val v = (Iterator continually hStack.pop takeWhile (_ != null)).toList.reverse
+    val v = nodes.takeWhile(_ != null).reverse
+    nodes = nodes.dropWhile(_ != null) match {
+      case null :: hs => hs
+      case hs => hs
+    }
     val (pre, localName) = splitName(qname)
-    val scp = scopeStack.pop()
+    val scp = scopes.head
+    scopes = scopes.tail
 
     // create element
     rootElem = createNode(pre, localName, metaData, scp, v)
-    hStack push rootElem
-    curTag = tagStack.pop()
+    nodes = rootElem :: nodes
+    curTag = tags.head
+    tags = tags.tail
     capture = curTag != null && nodeContainsText(curTag) // root level
   }
 
@@ -189,6 +202,6 @@ abstract class FactoryAdapter extends DefaultHandler with factory.XMLLoader[Node
    */
   override def processingInstruction(target: String, data: String) {
     captureText()
-    hStack pushAll createProcInstr(target, data)
+    nodes = nodes.reverse_:::(createProcInstr(target, data).toList)
   }
 }