diff --git a/src/Symfony/Bundle/DoctrineBundle/Logger/DbalLogger.php b/src/Symfony/Bundle/DoctrineBundle/Logger/DbalLogger.php
index 91e0b413a917..68594819339a 100644
--- a/src/Symfony/Bundle/DoctrineBundle/Logger/DbalLogger.php
+++ b/src/Symfony/Bundle/DoctrineBundle/Logger/DbalLogger.php
@@ -2,7 +2,7 @@
 
 namespace Symfony\Bundle\DoctrineBundle\Logger;
 
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 use Doctrine\DBAL\Logging\DebugStack;
 
 /*
diff --git a/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerNameConverter.php b/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerNameConverter.php
index 4891d5cc2c91..b2ebd52e7325 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerNameConverter.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerNameConverter.php
@@ -3,7 +3,7 @@
 namespace Symfony\Bundle\FrameworkBundle\Controller;
 
 use Symfony\Framework\Kernel;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerResolver.php b/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerResolver.php
index 30dcb6273616..98ec50ed8878 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerResolver.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Controller/ControllerResolver.php
@@ -2,7 +2,7 @@
 
 namespace Symfony\Bundle\FrameworkBundle\Controller;
 
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 use Symfony\Components\HttpKernel\Controller\ControllerResolver as BaseControllerResolver;
 use Symfony\Components\HttpKernel\HttpKernelInterface;
 use Symfony\Components\HttpFoundation\Request;
diff --git a/src/Symfony/Bundle/FrameworkBundle/Controller/ExceptionListener.php b/src/Symfony/Bundle/FrameworkBundle/Controller/ExceptionListener.php
index 97cdea2238c5..5009da9546cb 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Controller/ExceptionListener.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Controller/ExceptionListener.php
@@ -5,7 +5,7 @@
 use Symfony\Components\DependencyInjection\ContainerInterface;
 use Symfony\Components\EventDispatcher\EventDispatcher;
 use Symfony\Components\EventDispatcher\Event;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 use Symfony\Components\HttpKernel\HttpKernelInterface;
 
 /*
diff --git a/src/Symfony/Bundle/FrameworkBundle/Profiler.php b/src/Symfony/Bundle/FrameworkBundle/Profiler.php
index 16bab5c4485d..f9c6fb417df4 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Profiler.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Profiler.php
@@ -5,7 +5,7 @@
 use Symfony\Components\DependencyInjection\ContainerInterface;
 use Symfony\Components\HttpKernel\Profiler\Profiler as BaseProfiler;
 use Symfony\Components\HttpKernel\Profiler\ProfilerStorage;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Bundle/FrameworkBundle/RequestListener.php b/src/Symfony/Bundle/FrameworkBundle/RequestListener.php
index 98e8e040bd80..f1e930d93c5d 100644
--- a/src/Symfony/Bundle/FrameworkBundle/RequestListener.php
+++ b/src/Symfony/Bundle/FrameworkBundle/RequestListener.php
@@ -2,7 +2,7 @@
 
 namespace Symfony\Bundle\FrameworkBundle;
 
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 use Symfony\Components\EventDispatcher\EventDispatcher;
 use Symfony\Components\EventDispatcher\Event;
 use Symfony\Components\Routing\RouterInterface;
diff --git a/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php b/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php
index ff569d173cb9..562dc2f324ab 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Routing/DelegatingLoader.php
@@ -5,7 +5,7 @@
 use Symfony\Bundle\FrameworkBundle\Controller\ControllerNameConverter;
 use Symfony\Components\Routing\Loader\DelegatingLoader as BaseDelegatingLoader;
 use Symfony\Components\Routing\Loader\LoaderResolverInterface;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Bundle/FrameworkBundle/Templating/Debugger.php b/src/Symfony/Bundle/FrameworkBundle/Templating/Debugger.php
index 15e8a42325a0..a7c2a7bffb67 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Templating/Debugger.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Templating/Debugger.php
@@ -3,7 +3,7 @@
 namespace Symfony\Bundle\FrameworkBundle\Templating;
 
 use Symfony\Components\Templating\DebuggerInterface;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 /*
  * This file is part of the Symfony package.
diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Logger.php b/src/Symfony/Bundle/FrameworkBundle/Tests/Logger.php
index 9c660bc1acdf..dea8e1ac4d63 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Logger.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Logger.php
@@ -11,7 +11,7 @@
 
 namespace Symfony\Bundle\FrameworkBundle\Tests;
 
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 class Logger implements LoggerInterface
 {
diff --git a/src/Symfony/Bundle/PropelBundle/Logger/PropelLogger.php b/src/Symfony/Bundle/PropelBundle/Logger/PropelLogger.php
index 85689f131f08..b22a76d1238c 100644
--- a/src/Symfony/Bundle/PropelBundle/Logger/PropelLogger.php
+++ b/src/Symfony/Bundle/PropelBundle/Logger/PropelLogger.php
@@ -2,7 +2,7 @@
 
 namespace Symfony\Bundle\PropelBundle\Logger;
 
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Bundle/ZendBundle/Logger/DebugLogger.php b/src/Symfony/Bundle/ZendBundle/Logger/DebugLogger.php
index e3b125bf976e..eac3b705cbaa 100644
--- a/src/Symfony/Bundle/ZendBundle/Logger/DebugLogger.php
+++ b/src/Symfony/Bundle/ZendBundle/Logger/DebugLogger.php
@@ -3,6 +3,7 @@
 namespace Symfony\Bundle\ZendBundle\Logger;
 
 use Zend\Log\Writer\AbstractWriter;
+use Symfony\Components\HttpKernel\Log\DebugLoggerInterface;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Bundle/ZendBundle/Logger/Logger.php b/src/Symfony/Bundle/ZendBundle/Logger/Logger.php
index 2cace1bca6ff..e202031f84b4 100644
--- a/src/Symfony/Bundle/ZendBundle/Logger/Logger.php
+++ b/src/Symfony/Bundle/ZendBundle/Logger/Logger.php
@@ -3,7 +3,7 @@
 namespace Symfony\Bundle\ZendBundle\Logger;
 
 use Zend\Log\Logger as BaseLogger;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Bundle/ZendBundle/Resources/config/logger.xml b/src/Symfony/Bundle/ZendBundle/Resources/config/logger.xml
index 237b93de411e..664da318c615 100644
--- a/src/Symfony/Bundle/ZendBundle/Resources/config/logger.xml
+++ b/src/Symfony/Bundle/ZendBundle/Resources/config/logger.xml
@@ -37,5 +37,7 @@
         <service id="zend.logger.filter" class="Zend\Log\Filter\Priority">
             <argument>%zend.logger.priority%</argument>
         </service>
+
+        <service id="logger.debug" alias="zend.logger.writer.debug" />
     </services>
 </container>
diff --git a/src/Symfony/Components/HttpKernel/Controller/ControllerResolver.php b/src/Symfony/Components/HttpKernel/Controller/ControllerResolver.php
index 962cd2ebbc87..18c952c26038 100644
--- a/src/Symfony/Components/HttpKernel/Controller/ControllerResolver.php
+++ b/src/Symfony/Components/HttpKernel/Controller/ControllerResolver.php
@@ -2,7 +2,7 @@
 
 namespace Symfony\Components\HttpKernel\Controller;
 
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 use Symfony\Components\HttpFoundation\Request;
 
 /*
diff --git a/src/Symfony/Bundle/ZendBundle/Logger/DebugLoggerInterface.php b/src/Symfony/Components/HttpKernel/Log/DebugLoggerInterface.php
similarity index 93%
rename from src/Symfony/Bundle/ZendBundle/Logger/DebugLoggerInterface.php
rename to src/Symfony/Components/HttpKernel/Log/DebugLoggerInterface.php
index 1796324d26bf..2b37b535736e 100644
--- a/src/Symfony/Bundle/ZendBundle/Logger/DebugLoggerInterface.php
+++ b/src/Symfony/Components/HttpKernel/Log/DebugLoggerInterface.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Symfony\Bundle\ZendBundle\Logger;
+namespace Symfony\Components\HttpKernel\Log;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Components/HttpKernel/LoggerInterface.php b/src/Symfony/Components/HttpKernel/Log/LoggerInterface.php
similarity index 94%
rename from src/Symfony/Components/HttpKernel/LoggerInterface.php
rename to src/Symfony/Components/HttpKernel/Log/LoggerInterface.php
index a5be94cffe4e..f3f401c76a10 100644
--- a/src/Symfony/Components/HttpKernel/LoggerInterface.php
+++ b/src/Symfony/Components/HttpKernel/Log/LoggerInterface.php
@@ -1,6 +1,6 @@
 <?php
 
-namespace Symfony\Components\HttpKernel;
+namespace Symfony\Components\HttpKernel\Log;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Components/HttpKernel/Profiler/Profiler.php b/src/Symfony/Components/HttpKernel/Profiler/Profiler.php
index 7547ee2ddb21..2933f13bca9a 100644
--- a/src/Symfony/Components/HttpKernel/Profiler/Profiler.php
+++ b/src/Symfony/Components/HttpKernel/Profiler/Profiler.php
@@ -5,7 +5,7 @@
 use Symfony\Components\HttpFoundation\Response;
 use Symfony\Components\HttpKernel\Profiler\ProfilerStorage;
 use Symfony\Components\HttpKernel\Profiler\DataCollector\DataCollectorInterface;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 /*
  * This file is part of the Symfony framework.
diff --git a/src/Symfony/Framework/Debug/EventDispatcher.php b/src/Symfony/Framework/Debug/EventDispatcher.php
index 6761d731a131..e2e9364f6543 100644
--- a/src/Symfony/Framework/Debug/EventDispatcher.php
+++ b/src/Symfony/Framework/Debug/EventDispatcher.php
@@ -5,7 +5,7 @@
 use Symfony\Framework\EventDispatcher as BaseEventDispatcher;
 use Symfony\Components\EventDispatcher\EventDispatcherInterface;
 use Symfony\Components\EventDispatcher\Event;
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 use Symfony\Components\DependencyInjection\ContainerInterface;
 
 /*
diff --git a/tests/Symfony/Tests/Components/HttpKernel/Logger.php b/tests/Symfony/Tests/Components/HttpKernel/Logger.php
index bc96ccbe6943..1aec4bba9b06 100644
--- a/tests/Symfony/Tests/Components/HttpKernel/Logger.php
+++ b/tests/Symfony/Tests/Components/HttpKernel/Logger.php
@@ -11,7 +11,7 @@
 
 namespace Symfony\Tests\Components\HttpKernel;
 
-use Symfony\Components\HttpKernel\LoggerInterface;
+use Symfony\Components\HttpKernel\Log\LoggerInterface;
 
 class Logger implements LoggerInterface
 {