diff --git a/DependencyInjection/Configuration.php b/DependencyInjection/Configuration.php
index 0a782f3..efc092c 100644
--- a/DependencyInjection/Configuration.php
+++ b/DependencyInjection/Configuration.php
@@ -169,6 +169,18 @@ class Configuration implements ConfigurationInterface
                     ->scalarNode('password')->defaultValue('')->end()
                     ->scalarNode('dsn')->defaultValue('')->end()
                     ->scalarNode('classname')->defaultValue($this->debug ? 'DebugPDO' : 'PropelPDO')->end()
+                    ->arrayNode('slaves')
+                        ->useAttributeAsKey('name')
+                        ->prototype('array')
+                            ->children()
+                                ->scalarNode('driver')->defaultValue('mysql')->end()
+                                ->scalarNode('user')->defaultValue('root')->end()
+                                ->scalarNode('password')->defaultValue('')->end()
+                                ->scalarNode('dsn')->defaultValue('')->end()
+                                ->scalarNode('classname')->defaultValue($this->debug ? 'DebugPDO' : 'PropelPDO')->end()
+                            ->end()
+                        ->end()
+                    ->end()
                 ->end()
                 ->fixXmlConfig('option')
                     ->children()
diff --git a/DependencyInjection/PropelExtension.php b/DependencyInjection/PropelExtension.php
index eff62ea..f00f89b 100644
--- a/DependencyInjection/PropelExtension.php
+++ b/DependencyInjection/PropelExtension.php
@@ -104,6 +104,9 @@ class PropelExtension extends Extension
         $c = array();
         foreach ($config['connections'] as $name => $conf) {
             $c['datasources'][$name]['adapter'] = $conf['driver'];
+            if (!empty($conf['slaves'])) {
+                $c['datasources'][$name]['slaves']['connection'] = $conf['slaves'];
+            }
 
             foreach (array('dsn', 'user', 'password', 'classname', 'options', 'attributes', 'settings') as $att) {
                 if (isset($conf[$att])) {
diff --git a/Resources/doc/README.markdown b/Resources/doc/README.markdown
index 2328813..da93f24 100644
--- a/Resources/doc/README.markdown
+++ b/Resources/doc/README.markdown
@@ -90,11 +90,17 @@ propel:
         attributes:           {}
 #        default_connection:       default
 #        connections:
-#           default:
-#               driver:             mysql
-#               user:               root
-#               password:           null
-#               dsn:                mysql:host=localhost;dbname=test
+#            default:
+#                driver:             mysql
+#                user:               root
+#                password:           null
+#                dsn:                mysql:host=localhost;dbname=test
+#                slaves:
+#                    slave_server_1:
+#                        user:       root
+#                        password:   null
+#                        dsn:        mysql:host=localhost;dbname=test_slave_1
+#
 #               options:
 #                   ATTR_PERSISTENT: false
 #               attributes:
diff --git a/Tests/DependencyInjection/PropelExtensionTest.php b/Tests/DependencyInjection/PropelExtensionTest.php
index 7b920b3..6010177 100644
--- a/Tests/DependencyInjection/PropelExtensionTest.php
+++ b/Tests/DependencyInjection/PropelExtensionTest.php
@@ -271,4 +271,85 @@ class PropelExtensionTest extends TestCase
         $this->assertEquals('SET NAMES UTF8', $config['datasources']['default']['connection']['settings']['queries']['query']);
     }
 
+    public function testDbalWithSlaves()
+    {
+        $container = $this->getContainer();
+        $loader = new PropelExtension();
+
+        $config_base = array(
+            'path'       => '/propel',
+            'phing_path' => '/phing',
+        );
+
+        $config_mysql = array(
+            'user'      => 'mysql_usr',
+            'password'  => 'mysql_pwd',
+            'dsn'       => 'mysql_dsn',
+            'driver'    => 'mysql',
+            'slaves'  => array(
+                'mysql_slave1' => array(
+                    'user' => 'mysql_usrs1',
+                    'password' => 'mysql_pwds1',
+                    'dsn' => 'mysql_dsns1',
+                ),
+                'mysql_slave2' => array(
+                    'user' => 'mysql_usrs2',
+                    'password' => 'mysql_pwds2',
+                    'dsn' => 'mysql_dsns2',
+                ),
+            ),
+        );
+
+        $configs = array($config_base, array('dbal' => $config_mysql));
+        $loader->load($configs, $container);
+
+        $arguments = $container->getDefinition('propel.configuration')->getArguments();
+        $config = $arguments[0];
+
+        $this->assertArrayHasKey('slaves', $config['datasources']['default']);
+        $this->assertArrayHasKey('connection', $config['datasources']['default']['slaves']);
+        $this->assertArrayHasKey('mysql_slave1', $config['datasources']['default']['slaves']['connection']);
+        $this->assertArrayHasKey('user', $config['datasources']['default']['slaves']['connection']['mysql_slave1']);
+        $this->assertArrayHasKey('password', $config['datasources']['default']['slaves']['connection']['mysql_slave1']);
+        $this->assertArrayHasKey('dsn', $config['datasources']['default']['slaves']['connection']['mysql_slave1']);
+        $this->assertArrayHasKey('mysql_slave2', $config['datasources']['default']['slaves']['connection']);
+        $this->assertArrayHasKey('user', $config['datasources']['default']['slaves']['connection']['mysql_slave2']);
+        $this->assertArrayHasKey('password', $config['datasources']['default']['slaves']['connection']['mysql_slave2']);
+        $this->assertArrayHasKey('dsn', $config['datasources']['default']['slaves']['connection']['mysql_slave2']);
+
+        $this->assertEquals("mysql_usrs1", $config['datasources']['default']['slaves']['connection']['mysql_slave1']['user']);
+        $this->assertEquals("mysql_pwds1", $config['datasources']['default']['slaves']['connection']['mysql_slave1']['password']);
+        $this->assertEquals("mysql_dsns1", $config['datasources']['default']['slaves']['connection']['mysql_slave1']['dsn']);
+
+        $this->assertEquals("mysql_usrs2", $config['datasources']['default']['slaves']['connection']['mysql_slave2']['user']);
+        $this->assertEquals("mysql_pwds2", $config['datasources']['default']['slaves']['connection']['mysql_slave2']['password']);
+        $this->assertEquals("mysql_dsns2", $config['datasources']['default']['slaves']['connection']['mysql_slave2']['dsn']);
+    }
+
+    public function testDbalWithNoSlaves()
+    {
+        $container = $this->getContainer();
+        $loader = new PropelExtension();
+
+        $config_base = array(
+            'path'       => '/propel',
+            'phing_path' => '/phing',
+        );
+
+        $config_mysql = array(
+            'user'      => 'mysql_usr',
+            'password'  => 'mysql_pwd',
+            'dsn'       => 'mysql_dsn',
+            'driver'    => 'mysql'
+        );
+
+        $configs = array($config_base, array('dbal' => $config_mysql));
+        $loader->load($configs, $container);
+
+        $arguments = $container->getDefinition('propel.configuration')->getArguments();
+        $config = $arguments[0];
+
+        $this->assertArrayNotHasKey('slaves', $config['datasources']['default']);
+    }
+
 }