diff --git a/tikv-configuration-file.md b/tikv-configuration-file.md
index b7251ab6de1f9..28a8736f2d51d 100644
--- a/tikv-configuration-file.md
+++ b/tikv-configuration-file.md
@@ -1059,6 +1059,7 @@ Configuration items related to Raftstore.
 ### `raft-store-max-leader-lease`
 
 + The longest trusted period of a Raft leader
++ To start TiKV successfully, you must set this value to no more than `raft-base-tick-interval` * (`raft-election-timeout-ticks` - 1).
 + Default value: `"9s"`
 + Minimum value: `0`