diff --git a/internal/storage/binlog_iterator.go b/internal/storage/binlog_iterator.go
index e9895a78dc..2252f2136c 100644
--- a/internal/storage/binlog_iterator.go
+++ b/internal/storage/binlog_iterator.go
@@ -40,7 +40,7 @@ type Iterator interface {
 	Dispose()
 }
 
-// Value is the return value of HasNext
+// Value is the return value of Next
 type Value struct {
 	ID        int64
 	PK        int64