diff --git a/src/ZM/Framework.php b/src/ZM/Framework.php
index b6ebbdf1..211a1edc 100644
--- a/src/ZM/Framework.php
+++ b/src/ZM/Framework.php
@@ -50,7 +50,7 @@ class Framework
     public const VERSION_ID = 721;
 
     /** @var string 版本名称 */
-    public const VERSION = '3.2.0';
+    public const VERSION = '3.2.1';
 
     /**
      * @var RuntimePreferences 运行时偏好（环境信息&参数）
diff --git a/src/ZM/Store/Database/DBConnection.php b/src/ZM/Store/Database/DBConnection.php
index 8afb13c1..952b4cf4 100644
--- a/src/ZM/Store/Database/DBConnection.php
+++ b/src/ZM/Store/Database/DBConnection.php
@@ -22,12 +22,12 @@ class DBConnection implements Connection
     public function __construct(private array $params)
     {
         $this->db_type = $params['dbType'] ?? ZM_DB_POOL;
-        if ($params['dbType'] === ZM_DB_POOL) {
+        if ($this->db_type === ZM_DB_POOL) {
             // 默认连接池的形式，
             logger()->debug('Constructing...');
             $this->conn = DBPool::pool($params['dbName'])->get();
             $this->pool_name = $params['dbName'];
-        } elseif ($params['dbType'] === ZM_DB_PORTABLE) {
+        } elseif ($this->db_type === ZM_DB_PORTABLE) {
             $connect_str = 'sqlite:{filename}';
             if (FileSystem::isRelativePath($params['filename'])) {
                 $params['filename'] = zm_dir(config('global.data_dir') . '/db/' . $params['filename']);