diff --git a/examples/src/main/scala/org/apache/spark/examples/SparkKMeans.scala b/examples/src/main/scala/org/apache/spark/examples/SparkKMeans.scala
index f7bf75b4e5038c10e374ae6e26d4e561b2cda568..bc2db39c1231ba71af9a5fe1b346d692554ffc8e 100644
--- a/examples/src/main/scala/org/apache/spark/examples/SparkKMeans.scala
+++ b/examples/src/main/scala/org/apache/spark/examples/SparkKMeans.scala
@@ -21,8 +21,6 @@ import java.util.Random
 import org.apache.spark.SparkContext
 import org.apache.spark.util.Vector
 import org.apache.spark.SparkContext._
-import scala.collection.mutable.HashMap
-import scala.collection.mutable.HashSet
 
 /**
  * K-means clustering.