diff --git a/core/src/main/scala/org/apache/spark/scheduler/cluster/ClusterScheduler.scala b/core/src/main/scala/org/apache/spark/scheduler/cluster/ClusterScheduler.scala
index c1e65a3c488de624bcd8f3b9959ef5a58489882a..f475d000bdf6cdf61948f46159e3e379508aed26 100644
--- a/core/src/main/scala/org/apache/spark/scheduler/cluster/ClusterScheduler.scala
+++ b/core/src/main/scala/org/apache/spark/scheduler/cluster/ClusterScheduler.scala
@@ -100,8 +100,8 @@ private[spark] class ClusterScheduler(val sc: SparkContext)
     this.dagScheduler = dagScheduler
   }
 
-  def initialize(context: SchedulerBackend) {
-    backend = context
+  def initialize(backend: SchedulerBackend) {
+    this.backend = backend
     // temporarily set rootPool name to empty
     rootPool = new Pool("", schedulingMode, 0, 0)
     schedulableBuilder = {