diff --git a/hbase0.98/hbase-manager-0.98/src/main/java/com/kakao/hbase/manager/command/Merge.java b/hbase0.98/hbase-manager-0.98/src/main/java/com/kakao/hbase/manager/command/Merge.java
index fd3440f..382b55b 100644
--- a/hbase0.98/hbase-manager-0.98/src/main/java/com/kakao/hbase/manager/command/Merge.java
+++ b/hbase0.98/hbase-manager-0.98/src/main/java/com/kakao/hbase/manager/command/Merge.java
@@ -74,6 +74,7 @@ public static String usage() {
                 + "    empty            - Merge all empty regions.\n"
                 + "  options:\n"
                 + "    --" + Args.OPTION_MAX_ITERATION + " - Set max iteration.\n"
+                + "    --" + Args.OPTION_PHOENIX + " - Set if the table to be merged is phoenix salted table.\n"
                 + Args.commonUsage();
     }