diff --git a/dibi/drivers/mysql.php b/dibi/drivers/mysql.php
index f135714c..5ba883c2 100644
--- a/dibi/drivers/mysql.php
+++ b/dibi/drivers/mysql.php
@@ -80,6 +80,7 @@ class DibiMySqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 			// default values
 			DibiConnection::alias($config, 'flags', 'options');
 			if (!isset($config['charset'])) $config['charset'] = 'utf8';
+			if (!isset($config['timezone'])) $config['timezone'] = date('P');
 			if (!isset($config['username'])) $config['username'] = ini_get('mysql.default_user');
 			if (!isset($config['password'])) $config['password'] = ini_get('mysql.default_password');
 			if (!isset($config['host'])) {
@@ -131,7 +132,9 @@ class DibiMySqlDriver extends DibiObject implements IDibiDriver, IDibiResultDriv
 			$this->query("SET sql_mode='$config[sqlmode]'");
 		}
 
-		$this->query("SET time_zone='" . date('P') . "'");
+		if (isset($config['timezone'])) {
+			$this->query("SET time_zone='$config[timezone]'");
+		}
 
 		$this->buffered = empty($config['unbuffered']);
 	}
diff --git a/dibi/drivers/mysqli.php b/dibi/drivers/mysqli.php
index 42f2e56f..6dc2b98d 100644
--- a/dibi/drivers/mysqli.php
+++ b/dibi/drivers/mysqli.php
@@ -81,6 +81,7 @@ class DibiMySqliDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 		} else {
 			// default values
 			if (!isset($config['charset'])) $config['charset'] = 'utf8';
+			if (!isset($config['timezone'])) $config['timezone'] = date('P');
 			if (!isset($config['username'])) $config['username'] = ini_get('mysqli.default_user');
 			if (!isset($config['password'])) $config['password'] = ini_get('mysqli.default_pw');
 			if (!isset($config['socket'])) $config['socket'] = ini_get('mysqli.default_socket');
@@ -132,7 +133,9 @@ class DibiMySqliDriver extends DibiObject implements IDibiDriver, IDibiResultDri
 			$this->query("SET sql_mode='$config[sqlmode]'");
 		}
 
-		$this->query("SET time_zone='" . date('P') . "'");
+		if (isset($config['timezone'])) {
+			$this->query("SET time_zone='$config[timezone]'");
+		}
 
 		$this->buffered = empty($config['unbuffered']);
 	}