diff --git a/README.md b/README.md
index ddb97c1..5fe6856 100644
--- a/README.md
+++ b/README.md
@@ -847,7 +847,7 @@ $transaction->merge("json_obj_key", "employees[0].last_name = dow", "new_cf"); /
 
 ## Important Note
 
-Before creating a new instance of any class (e.g., `RocksDB`, `RocksDBIterator`, `RocksDBBackup`, `RocksDBWriteBatch`, `RocksDBSnapshot`, `RocksDBTransaction`), ensure to destroy the previous instance to free up the database connection.
+Before creating a new instance of any class (e.g., `RocksDB`, `RocksDBBackup`, `RocksDBWriteBatch`, `RocksDBTransaction`), ensure to destroy the previous instance to free up the database connection.
 
 ```php
 <?php
diff --git a/src/backup.rs b/src/backup.rs
index 1faef3e..c112462 100644
--- a/src/backup.rs
+++ b/src/backup.rs
@@ -1,5 +1,3 @@
-#![cfg_attr(all(windows, target_arch = "x86_64"), feature(abi_vectorcall))]
-
 use ext_php_rs::prelude::*;
 use rust_rocksdb::backup::{BackupEngine, BackupEngineOptions, RestoreOptions};
 use rust_rocksdb::{Env, Options, DB};
diff --git a/src/transaction.rs b/src/transaction.rs
index 6e2698e..f0f8413 100644
--- a/src/transaction.rs
+++ b/src/transaction.rs
@@ -1,5 +1,3 @@
-#![cfg_attr(all(windows, target_arch = "x86_64"), feature(abi_vectorcall))]
-
 use ext_php_rs::prelude::*;
 use rust_rocksdb::{
     Options, Transaction, TransactionDB, TransactionDBOptions, TransactionOptions, WriteOptions,
diff --git a/src/write_batch.rs b/src/write_batch.rs
index 93e9bf9..b7d5a2d 100644
--- a/src/write_batch.rs
+++ b/src/write_batch.rs
@@ -1,5 +1,3 @@
-#![cfg_attr(all(windows, target_arch = "x86_64"), feature(abi_vectorcall))]
-
 use ext_php_rs::prelude::*;
 use rust_rocksdb::{Options, WriteBatchWithTransaction, DB};
 use std::sync::{Arc, Mutex};