diff --git a/src/Cached.php b/src/Cached.php
index fd0fd66..a272ec7 100644
--- a/src/Cached.php
+++ b/src/Cached.php
@@ -4,6 +4,7 @@
 
 use Illuminate\Bus\Queueable;
 use Illuminate\Contracts\Queue\ShouldQueue;
+use Illuminate\Support\Arr;
 use Illuminate\Support\Facades\Cache;
 use ReflectionClass;
 
@@ -52,8 +53,9 @@ final public function handle($event = null): void
         [$driver, $ident] = self::parseCacheString($this->store
             ?? throw new \Exception('The $store property in ['.static::class.'] must be overridden'),
         );
+
         Cache::driver($driver)->forever($ident,
-            /** @phpstan-ignore-next-line  */
+            /** @phpstan-ignore-next-line */
             $this->run($event),
         );
     }
@@ -111,20 +113,20 @@ public static function schedule($callback)
     /**
      * Get the event (if any) this cacher listens for.
      *
-     * @return class-string<E>|null
+     * @return array<int, class-string<E>>
      */
-    final public static function getListenerEvent(): ?string
+    final public static function getListenerEvent(): array
     {
         $reflection = new ReflectionClass(static::class);
 
-        $concrete = $reflection->getProperty('event')->getDefaultValue();
+        $concrete = Arr::wrap($reflection->getProperty('event')->getDefaultValue());
 
         /** @phpstan-ignore-next-line */
-        return $concrete ?? ($reflection
+        return $concrete ?: Arr::wrap(($reflection
             ->getMethod('run')
             ->getParameters()[0] ?? null)
             ?->getType()
-            ?->getName();
+            ?->getName());
     }
 
     /**
diff --git a/src/PermanentCache.php b/src/PermanentCache.php
index e4fdc44..8712b71 100755
--- a/src/PermanentCache.php
+++ b/src/PermanentCache.php
@@ -11,11 +11,6 @@ class PermanentCache
      */
     protected array $cachers = [];
 
-    /**
-     * @var array<class-string, array<class-string<Cached>>>
-     */
-    protected array $static = [];
-
     /**
      * @param  array<int, class-string<Cached>>  $cachers
      * @return $this
@@ -23,32 +18,25 @@ class PermanentCache
     public function caches(array $cachers): self
     {
         foreach ($cachers as $cacher) {
-            $event = $cacher::getListenerEvent();
-
-            if (is_null($event)) {
-                $static[] = $cacher;
-
-                continue;
-            }
+            $events = $cacher::getListenerEvent();
 
-            $resolved[$event][] = $cacher;
+            $resolved[$cacher] = $events;
 
-            Event::listen($event, $cacher);
+            Event::listen($events, $cacher);
         }
 
         $this->cachers = array_merge($this->cachers, $resolved ?? []);
-        $this->static = array_merge($this->static, $static ?? []);
 
         return $this;
     }
 
-    public function staticCaches(): array
+    public function configuredCaches(): array
     {
-        return $this->static;
+        return $this->cachers;
     }
 
-    public function configuredCaches(): array
+    public function staticCaches(): array
     {
-        return $this->cachers;
+        return array_filter($this->cachers);
     }
 }