diff --git a/composer.json b/composer.json
index 4ece6d1..d1f45e7 100644
--- a/composer.json
+++ b/composer.json
@@ -1,5 +1,5 @@
 {
-    "name": "chenc/php-openssl-cryptor",
+    "name": "aix/php-openssl-cryptor",
     "description": "creating/encrypting/decrypting for php open_ssl library",
     "type": "library",
     "license": "MIT",
@@ -11,7 +11,7 @@
     ],
     "autoload": {
         "psr-4": {
-            "Chenc\\PhpOpensslCryptor\\": "src/"
+            "Aix\\PhpOpensslCryptor\\": "src/"
         }
     },
     "require": {
diff --git a/src/Cryptor.php b/src/Cryptor.php
index b7d89b0..2c051ae 100644
--- a/src/Cryptor.php
+++ b/src/Cryptor.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Chenc\PhpOpensslCryptor;
+namespace Aix\PhpOpensslCryptor;
 
 class Cryptor
 {
diff --git a/src/Sm4Helper.php b/src/Sm4Helper.php
index 9011fdb..7d46b2e 100644
--- a/src/Sm4Helper.php
+++ b/src/Sm4Helper.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Chenc\PhpOpensslCryptor;
+namespace Aix\PhpOpensslCryptor;
 /**
  * Sm4加密解密类
  * Class Sm4Helper
diff --git a/tests/BaseTestCryptor.php b/tests/BaseTestCryptor.php
index 304af6d..cb3fa30 100644
--- a/tests/BaseTestCryptor.php
+++ b/tests/BaseTestCryptor.php
@@ -1,7 +1,7 @@
 <?php
 require_once 'vendor/autoload.php';
 
-use Chenc\PhpOpensslCryptor\Cryptor;
+use Aix\PhpOpensslCryptor\Cryptor;
 $x = new Cryptor('aes-256-ctr','sha256',Cryptor::FORMAT_B64);
 //$x->createCert('123456',true);
 var_dump($x->encryptString('123456','0987654321'));