diff --git a/core/src/main/scala/kafka/server/HighwaterMarkCheckpoint.scala b/core/src/main/scala/kafka/server/HighwaterMarkCheckpoint.scala
index c2d953f..b726a7e 100644
--- a/core/src/main/scala/kafka/server/HighwaterMarkCheckpoint.scala
+++ b/core/src/main/scala/kafka/server/HighwaterMarkCheckpoint.scala
@@ -30,7 +30,7 @@ import java.io._
  */
 
 object HighwaterMarkCheckpoint {
-  val highWatermarkFileName = ".highwatermark"
+  val highWatermarkFileName = "replication-offset-checkpoint"
   val currentHighwaterMarkFileVersion = 0
 }