diff --git a/crates/loro-core/src/container/map/map_container.rs b/crates/loro-core/src/container/map/map_container.rs
index d5527c2b..22cc5e15 100644
--- a/crates/loro-core/src/container/map/map_container.rs
+++ b/crates/loro-core/src/container/map/map_container.rs
@@ -6,7 +6,7 @@ use crate::{
     container::{Container, ContainerID, ContainerType},
     id::Counter,
     log_store::LogAccessor,
-    op::{utils::downcast_ref, InsertContent, Op},
+    op::{InsertContent, Op},
     op::{OpContent, OpProxy},
     value::{InsertValue, LoroValue},
     version::TotalOrderStamp,
diff --git a/crates/loro-core/src/container/text/tracker.rs b/crates/loro-core/src/container/text/tracker.rs
index 088a53ae..b69ec615 100644
--- a/crates/loro-core/src/container/text/tracker.rs
+++ b/crates/loro-core/src/container/text/tracker.rs
@@ -3,7 +3,7 @@ use rle::{HasLength, RleVec};
 use crate::{
     container::{list::list_op::ListOp, text::tracker::yata::YataImpl},
     id::{Counter, ID},
-    op::{utils::downcast_ref, Op},
+    op::{Op},
     span::IdSpan,
     VersionVector,
 };
@@ -14,7 +14,7 @@ use self::{
     y_span::{Status, StatusChange, YSpan},
 };
 
-use super::text_content::TextOpContent;
+
 
 mod content_map;
 mod cursor_map;