diff --git a/akka-actor/src/main/scala/akka/dispatch/AbstractDispatcher.scala b/akka-actor/src/main/scala/akka/dispatch/AbstractDispatcher.scala
index a2f4b844dd..ffdf1987fd 100644
--- a/akka-actor/src/main/scala/akka/dispatch/AbstractDispatcher.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/AbstractDispatcher.scala
@@ -392,7 +392,7 @@ abstract class MessageDispatcher(val prerequisites: DispatcherPrerequisites) ext
   def suspend(actor: ActorCell): Unit = {
     val mbox = actor.mailbox
     if ((mbox.actor eq actor) && (mbox.dispatcher eq this))
-      mbox.becomeSuspended()
+      mbox.suspend()
   }
 
   /*
@@ -400,7 +400,7 @@ abstract class MessageDispatcher(val prerequisites: DispatcherPrerequisites) ext
    */
   def resume(actor: ActorCell): Unit = {
     val mbox = actor.mailbox
-    if ((mbox.actor eq actor) && (mbox.dispatcher eq this) && mbox.becomeOpen())
+    if ((mbox.actor eq actor) && (mbox.dispatcher eq this) && mbox.resume())
       registerForExecution(mbox, false, false)
   }
 
diff --git a/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala b/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala
index 2ae4616c95..a419cfd7f9 100644
--- a/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala
+++ b/akka-actor/src/main/scala/akka/dispatch/Mailbox.scala
@@ -124,32 +124,32 @@ private[akka] abstract class Mailbox(val messageQueue: MessageQueue)
     Unsafe.instance.putIntVolatile(this, AbstractMailbox.mailboxStatusOffset, newStatus)
 
   /**
-   * set new primary status Open. Caller does not need to worry about whether
+   * Reduce the suspend count by one. Caller does not need to worry about whether
    * status was Scheduled or not.
    *
    * @returns true if the suspend count reached zero
    */
   @tailrec
-  final def becomeOpen(): Boolean = status match {
+  final def resume(): Boolean = status match {
     case Closed ⇒ setStatus(Closed); false
     case s ⇒
       val next = if (s < suspendUnit) s else s - suspendUnit
       if (updateStatus(s, next)) next < suspendUnit
-      else becomeOpen()
+      else resume()
   }
 
   /**
-   * set new primary status Suspended. Caller does not need to worry about whether
+   * Increment the suspend count by one. Caller does not need to worry about whether
    * status was Scheduled or not.
    *
    * @returns true if the previous suspend count was zero
    */
   @tailrec
-  final def becomeSuspended(): Boolean = status match {
+  final def suspend(): Boolean = status match {
     case Closed ⇒ setStatus(Closed); false
     case s ⇒
       if (updateStatus(s, s + suspendUnit)) s < suspendUnit
-      else becomeSuspended()
+      else suspend()
   }
 
   /**
diff --git a/akka-testkit/src/main/scala/akka/testkit/CallingThreadDispatcher.scala b/akka-testkit/src/main/scala/akka/testkit/CallingThreadDispatcher.scala
index fded5e5640..07830a43b6 100644
--- a/akka-testkit/src/main/scala/akka/testkit/CallingThreadDispatcher.scala
+++ b/akka-testkit/src/main/scala/akka/testkit/CallingThreadDispatcher.scala
@@ -151,7 +151,7 @@ class CallingThreadDispatcher(
 
   override def suspend(actor: ActorCell) {
     actor.mailbox match {
-      case m: CallingThreadMailbox ⇒ m.suspendSwitch.switchOn; m.becomeSuspended()
+      case m: CallingThreadMailbox ⇒ m.suspendSwitch.switchOn; m.suspend()
       case m                       ⇒ m.systemEnqueue(actor.self, Suspend())
     }
   }
@@ -163,7 +163,7 @@ class CallingThreadDispatcher(
         val wasActive = queue.isActive
         val switched = mbox.suspendSwitch.switchOff {
           CallingThreadDispatcherQueues(actor.system).gatherFromAllOtherQueues(mbox, queue)
-          mbox.becomeOpen()
+          mbox.resume()
         }
         if (switched && !wasActive) {
           runQueue(mbox, queue)