diff --git a/UPDATE.md b/UPDATE.md
index 54a04059da..66bb974e73 100644
--- a/UPDATE.md
+++ b/UPDATE.md
@@ -9,6 +9,9 @@ timeline closely anyway.
 beta4 to beta5
 --------------
 
+* The stack of Monolog handlers now bubbles the records by default. To stop
+  the propagation you need to configure the bubbling explicitly.
+
 * Expanded the SerializerInterface, while reducing the number of public
   methods in the Serializer class itself breaking BC and adding component
   specific Exception classes.
@@ -155,16 +158,16 @@ beta2 to beta3
 * The settings under `framework.annotations` have changed slightly:
 
     Before:
-  
+
         framework:
             annotations:
                 cache: file
                 file_cache:
                     debug: true
                     dir: /foo
-                
+
     After:
-     
+
         framework:
             annotations:
                 cache: file
@@ -275,7 +278,7 @@ class AcmeEntity
 }
 ```
 
-* The config under `framework.validation.annotations` has been removed and was 
+* The config under `framework.validation.annotations` has been removed and was
   replaced with a boolean flag `framework.validation.enable_annotations` which
   defaults to false.
 
@@ -422,7 +425,7 @@ class AcmeEntity
             'allow_add' => true,
             'allow_delete' => true,
         ));
-      
+
 * `Request::hasSession()` has been renamed to `Request::hasPreviousSession()`. The
   method `hasSession()` still exists, but only checks if the request contains a
   session object, not if the session was started in a previous request.
@@ -438,10 +441,10 @@ class AcmeEntity
 
 * Serializer: The `$properties` argument has been dropped from all interfaces.
 
-* Form: Renamed option value `text` of `widget` option of the `date` type was 
+* Form: Renamed option value `text` of `widget` option of the `date` type was
   renamed to `single-text`. `text` indicates to use separate text boxes now
   (like for the `time` type).
-  
+
 * Form: Renamed view variable `name` to `full_name`. The variable `name` now
   contains the local, short name (equivalent to `$form->getName()`).
 
diff --git a/src/Symfony/Bundle/MonologBundle/DependencyInjection/Configuration.php b/src/Symfony/Bundle/MonologBundle/DependencyInjection/Configuration.php
index 7b4e5c6b03..d5357e98b3 100644
--- a/src/Symfony/Bundle/MonologBundle/DependencyInjection/Configuration.php
+++ b/src/Symfony/Bundle/MonologBundle/DependencyInjection/Configuration.php
@@ -57,7 +57,7 @@ class Configuration implements ConfigurationInterface
                             ->scalarNode('id')->end()
                             ->scalarNode('priority')->defaultValue(0)->end()
                             ->scalarNode('level')->defaultValue('DEBUG')->end()
-                            ->booleanNode('bubble')->defaultFalse()->end()
+                            ->booleanNode('bubble')->defaultTrue()->end()
                             ->scalarNode('path')->defaultValue('%kernel.logs_dir%/%kernel.environment%.log')->end() // stream and rotating
                             ->scalarNode('ident')->defaultFalse()->end() // syslog
                             ->scalarNode('facility')->defaultValue('user')->end() // syslog
diff --git a/src/Symfony/Bundle/MonologBundle/Tests/DependencyInjection/MonologExtensionTest.php b/src/Symfony/Bundle/MonologBundle/Tests/DependencyInjection/MonologExtensionTest.php
index b48dc8dd9e..ecf4dba280 100644
--- a/src/Symfony/Bundle/MonologBundle/Tests/DependencyInjection/MonologExtensionTest.php
+++ b/src/Symfony/Bundle/MonologBundle/Tests/DependencyInjection/MonologExtensionTest.php
@@ -32,7 +32,7 @@ class MonologExtensionTest extends TestCase
 
         $handler = $container->getDefinition('monolog.handler.main');
         $this->assertDICDefinitionClass($handler, '%monolog.handler.stream.class%');
-        $this->assertDICConstructorArguments($handler, array('%kernel.logs_dir%/%kernel.environment%.log', \Monolog\Logger::DEBUG, false));
+        $this->assertDICConstructorArguments($handler, array('%kernel.logs_dir%/%kernel.environment%.log', \Monolog\Logger::DEBUG, true));
     }
 
     public function testLoadWithCustomValues()
@@ -40,7 +40,7 @@ class MonologExtensionTest extends TestCase
         $container = new ContainerBuilder();
         $loader = new MonologExtension();
 
-        $loader->load(array(array('handlers' => array('custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => true, 'level' => 'ERROR')))), $container);
+        $loader->load(array(array('handlers' => array('custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => false, 'level' => 'ERROR')))), $container);
         $this->assertTrue($container->hasDefinition('monolog.logger'));
         $this->assertTrue($container->hasDefinition('monolog.handler.custom'));
 
@@ -49,7 +49,7 @@ class MonologExtensionTest extends TestCase
 
         $handler = $container->getDefinition('monolog.handler.custom');
         $this->assertDICDefinitionClass($handler, '%monolog.handler.stream.class%');
-        $this->assertDICConstructorArguments($handler, array('/tmp/symfony.log', \Monolog\Logger::ERROR, true));
+        $this->assertDICConstructorArguments($handler, array('/tmp/symfony.log', \Monolog\Logger::ERROR, false));
     }
 
     public function testLoadWithSeveralHandlers()
@@ -58,7 +58,7 @@ class MonologExtensionTest extends TestCase
         $loader = new MonologExtension();
 
         $loader->load(array(array('handlers' => array(
-            'custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => true, 'level' => 'ERROR'),
+            'custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => false, 'level' => 'ERROR'),
             'main' => array('type' => 'fingers_crossed', 'action_level' => 'ERROR', 'handler' => 'nested'),
             'nested' => array('type' => 'stream')
         ))), $container);
@@ -73,11 +73,11 @@ class MonologExtensionTest extends TestCase
 
         $handler = $container->getDefinition('monolog.handler.custom');
         $this->assertDICDefinitionClass($handler, '%monolog.handler.stream.class%');
-        $this->assertDICConstructorArguments($handler, array('/tmp/symfony.log', \Monolog\Logger::ERROR, true));
+        $this->assertDICConstructorArguments($handler, array('/tmp/symfony.log', \Monolog\Logger::ERROR, false));
 
         $handler = $container->getDefinition('monolog.handler.main');
         $this->assertDICDefinitionClass($handler, '%monolog.handler.fingers_crossed.class%');
-        $this->assertDICConstructorArguments($handler, array(new Reference('monolog.handler.nested'), \Monolog\Logger::ERROR, 0, false, true));
+        $this->assertDICConstructorArguments($handler, array(new Reference('monolog.handler.nested'), \Monolog\Logger::ERROR, 0, true, true));
     }
 
     public function testLoadWithOverwriting()
@@ -87,7 +87,7 @@ class MonologExtensionTest extends TestCase
 
         $loader->load(array(
             array('handlers' => array(
-                'custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => true, 'level' => 'ERROR'),
+                'custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => false, 'level' => 'ERROR'),
                 'main' => array('type' => 'fingers_crossed', 'action_level' => 'ERROR', 'handler' => 'nested'),
                 'nested' => array('type' => 'stream')
             )),
@@ -110,7 +110,7 @@ class MonologExtensionTest extends TestCase
 
         $handler = $container->getDefinition('monolog.handler.main');
         $this->assertDICDefinitionClass($handler, '%monolog.handler.fingers_crossed.class%');
-        $this->assertDICConstructorArguments($handler, array(new Reference('monolog.handler.nested'), \Monolog\Logger::ERROR, 0, false, true));
+        $this->assertDICConstructorArguments($handler, array(new Reference('monolog.handler.nested'), \Monolog\Logger::ERROR, 0, true, true));
     }
 
     public function testLoadWithNewAtEnd()
@@ -125,7 +125,7 @@ class MonologExtensionTest extends TestCase
                 'nested' => array('type' => 'stream')
             )),
             array('handlers' => array(
-                'custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => true, 'level' => 'WARNING'),
+                'custom' => array('type' => 'stream', 'path' => '/tmp/symfony.log', 'bubble' => false, 'level' => 'WARNING'),
                 'new' => array('type' => 'stream', 'path' => '/tmp/monolog.log', 'bubble' => true, 'level' => 'ERROR'),
             ))
         ), $container);
@@ -177,7 +177,7 @@ class MonologExtensionTest extends TestCase
 
         $handler = $container->getDefinition('monolog.handler.main');
         $this->assertDICDefinitionClass($handler, '%monolog.handler.buffer.class%');
-        $this->assertDICConstructorArguments($handler, array(new Reference('monolog.handler.nested'), 0, \Monolog\Logger::INFO, false));
+        $this->assertDICConstructorArguments($handler, array(new Reference('monolog.handler.nested'), 0, \Monolog\Logger::INFO, true));
 
         $handler = $container->getDefinition('monolog.handler.first');
         $this->assertDICDefinitionClass($handler, '%monolog.handler.rotating_file.class%');