diff --git a/mllib/src/main/scala/org/apache/spark/mllib/export/ModelExportFactory.scala b/mllib/src/main/scala/org/apache/spark/mllib/export/ModelExportFactory.scala
index d7b1efc19dedb..26bc2a499778e 100644
--- a/mllib/src/main/scala/org/apache/spark/mllib/export/ModelExportFactory.scala
+++ b/mllib/src/main/scala/org/apache/spark/mllib/export/ModelExportFactory.scala
@@ -21,7 +21,7 @@ import org.apache.spark.mllib.clustering.KMeansModel
 import org.apache.spark.mllib.export.pmml.KMeansPMMLModelExport
 import org.apache.spark.mllib.export.ModelExportType._
 
-object ModelExportFactory {
+private[mllib] object ModelExportFactory {
   
   /**
    * Factory object to help creating the necessary ModelExport implementation