diff --git a/src/Event/PostDeployEvent.php b/src/Event/PostDeployEvent.php
index 42ced853..a52a5e86 100644
--- a/src/Event/PostDeployEvent.php
+++ b/src/Event/PostDeployEvent.php
@@ -4,7 +4,7 @@
 
 namespace Drupal\helfi_api_base\Event;
 
-use Drupal\Component\EventDispatcher\Event;
+use Symfony\Contracts\EventDispatcher\Event;
 
 /**
  * Post-deploy event.
diff --git a/src/Event/PreDeployEvent.php b/src/Event/PreDeployEvent.php
index 220f3e29..0416a991 100644
--- a/src/Event/PreDeployEvent.php
+++ b/src/Event/PreDeployEvent.php
@@ -4,7 +4,7 @@
 
 namespace Drupal\helfi_api_base\Event;
 
-use Drupal\Component\EventDispatcher\Event;
+use Symfony\Contracts\EventDispatcher\Event;
 
 /**
  * Pre-deploy event.