diff --git a/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/app/config/framework.yml b/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/app/config/framework.yml
index 78bdaea026..07b4d0c9e4 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/app/config/framework.yml
+++ b/src/Symfony/Bundle/FrameworkBundle/Tests/Functional/app/config/framework.yml
@@ -11,4 +11,4 @@ framework:
         storage_id:     session.storage.mock_file
 
 services:
-    logger: { class: Symfony\Component\HttpKernel\Log\NullLogger }
+    logger: { class: Psr\Log\NullLogger }
diff --git a/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/FirewallEntryPoint/config.yml b/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/FirewallEntryPoint/config.yml
index b555d17df2..8077dd146c 100644
--- a/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/FirewallEntryPoint/config.yml
+++ b/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/FirewallEntryPoint/config.yml
@@ -12,7 +12,7 @@ framework:
     profiler: { only_exceptions: false }
 
 services:
-    logger: { class: Symfony\Component\HttpKernel\Log\NullLogger }
+    logger: { class: Psr\Log\NullLogger }
 
 security:
     firewalls:
diff --git a/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/config/framework.yml b/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/config/framework.yml
index c14055c072..c6a50bdac9 100644
--- a/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/config/framework.yml
+++ b/src/Symfony/Bundle/SecurityBundle/Tests/Functional/app/config/framework.yml
@@ -12,4 +12,4 @@ framework:
     profiler: { only_exceptions: false }
 
 services:
-    logger: { class: Symfony\Component\HttpKernel\Log\NullLogger }
+    logger: { class: Psr\Log\NullLogger }