diff --git a/core/src/main/scala/org/apache/spark/storage/memory/MemoryStore.scala b/core/src/main/scala/org/apache/spark/storage/memory/MemoryStore.scala
index e40d48569149b911363f12d5b8424f86cbb244ea..e3556b72ad23ef23bc86a36aa6f27d020ec1b807 100644
--- a/core/src/main/scala/org/apache/spark/storage/memory/MemoryStore.scala
+++ b/core/src/main/scala/org/apache/spark/storage/memory/MemoryStore.scala
@@ -90,8 +90,8 @@ private[spark] class MemoryStore(
   // acquiring or releasing unroll memory, must be synchronized on `memoryManager`!
 
   private class OurBlockIdAndSizeType(
-      private var blockId: BlockId,
-      private var size: Long) extends Ordered[OurBlockIdAndSizeType] {
+      var blockId: BlockId,
+      var size: Long) extends Ordered[OurBlockIdAndSizeType] {
     def compare(other: OurBlockIdAndSizeType): Int = this.size.compare(other.size)
   }