diff --git a/src/mito2/src/region_write_ctx.rs b/src/mito2/src/region_write_ctx.rs
index 7d27e49eaf73..6cf8043174a1 100644
--- a/src/mito2/src/region_write_ctx.rs
+++ b/src/mito2/src/region_write_ctx.rs
@@ -27,8 +27,6 @@ use crate::region::version::{VersionControlData, VersionControlRef, VersionRef};
 use crate::request::OptionOutputTx;
 use crate::wal::{EntryId, WalWriter};
 
-/// Context to keep region metadata and buffer write requests.
-
 /// Notifier to notify write result on drop.
 struct WriteNotify {
     /// Error to send to the waiter.