diff --git a/src/Event/FeatureToggleDisabledEvent.php b/src/Event/FeatureToggleDisabledEvent.php
index 4ba97670..556a5755 100644
--- a/src/Event/FeatureToggleDisabledEvent.php
+++ b/src/Event/FeatureToggleDisabledEvent.php
@@ -2,10 +2,15 @@
 
 namespace Unleash\Client\Event;
 
+use Symfony\Contracts\EventDispatcher\Event;
 use Unleash\Client\Configuration\Context;
 use Unleash\Client\DTO\Feature;
 
-final class FeatureToggleDisabledEvent
+if (!class_exists(Event::class)) {
+    require __DIR__ . '/../../stubs/event-dispatcher/Event.php';
+}
+
+final class FeatureToggleDisabledEvent extends Event
 {
     /**
      * @internal
diff --git a/src/Event/FeatureToggleMissingStrategyHandlerEvent.php b/src/Event/FeatureToggleMissingStrategyHandlerEvent.php
index bf487ce9..62af3416 100644
--- a/src/Event/FeatureToggleMissingStrategyHandlerEvent.php
+++ b/src/Event/FeatureToggleMissingStrategyHandlerEvent.php
@@ -2,10 +2,15 @@
 
 namespace Unleash\Client\Event;
 
+use Symfony\Contracts\EventDispatcher\Event;
 use Unleash\Client\Configuration\Context;
 use Unleash\Client\DTO\Feature;
 
-final class FeatureToggleMissingStrategyHandlerEvent
+if (!class_exists(Event::class)) {
+    require __DIR__ . '/../../stubs/event-dispatcher/Event.php';
+}
+
+final class FeatureToggleMissingStrategyHandlerEvent extends Event
 {
     /**
      * @internal
diff --git a/src/Event/FeatureToggleNotFoundEvent.php b/src/Event/FeatureToggleNotFoundEvent.php
index c5ce92ef..8eb4d2ae 100644
--- a/src/Event/FeatureToggleNotFoundEvent.php
+++ b/src/Event/FeatureToggleNotFoundEvent.php
@@ -5,6 +5,10 @@
 use Symfony\Contracts\EventDispatcher\Event;
 use Unleash\Client\Configuration\Context;
 
+if (!class_exists(Event::class)) {
+    require __DIR__ . '/../../stubs/event-dispatcher/Event.php';
+}
+
 final class FeatureToggleNotFoundEvent extends Event
 {
     /**
diff --git a/stubs/event-dispatcher/Event.php b/stubs/event-dispatcher/Event.php
new file mode 100644
index 00000000..be335d89
--- /dev/null
+++ b/stubs/event-dispatcher/Event.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace Symfony\Contracts\EventDispatcher;
+
+if (!class_exists(Event::class)) {
+    class Event
+    {
+    }
+}