diff --git a/dynamic-config.md b/dynamic-config.md
index 49641e05c4642..1ba83da2492d9 100644
--- a/dynamic-config.md
+++ b/dynamic-config.md
@@ -125,7 +125,6 @@ The following TiKV configuration items can be modified online:
 
 | Configuration item | Description |
 | :--- | :--- |
-| `raftstore.sync-log` | Determines whether to sync data and logs for persistent storage |
 | `raftstore.raft-entry-max-size` | The maximum size of a single log |
 | `raftstore.raft-log-gc-tick-interval` | The time interval at which the polling task of deleting Raft logs is scheduled |
 | `raftstore.raft-log-gc-threshold` | The soft limit on the maximum allowable number of residual Raft logs |