diff --git a/src/_constants.js b/src/_constants.js
index 6fa1585..1b1e17a 100644
--- a/src/_constants.js
+++ b/src/_constants.js
@@ -46,6 +46,6 @@ module.exports = {
         HASH_N_ROW: 100,
         BACKUP_INTERVAL: 5 * 60 * 1000, //5 min
         BACKUP_SYNC_TIMEOUT: 10 * 60 * 1000, //10 mins
-        CHECKSUM_INTERVAL: 100, //times of BACKUP_INTERVAL
+        CHECKSUM_INTERVAL: 10, //times of BACKUP_INTERVAL
     }
 }
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