diff --git a/src/bundle/Resources/config/services.yml b/src/bundle/Resources/config/services.yml
index e0a6a97..bf2921f 100644
--- a/src/bundle/Resources/config/services.yml
+++ b/src/bundle/Resources/config/services.yml
@@ -3,3 +3,9 @@ services:
         autowire: true
         autoconfigure: true
         public: false
+
+    EzSystems\EzPlatformMaintenanceModeBundle\Event\Subscriber\MaintenanceModeSubscriber:
+        arguments:
+            $kernelEnvironment: '%kernel.environment%'
+        tags:
+            - { name: kernel.event_subscriber }
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