diff --git a/src/Models/Medium.php b/src/Models/Medium.php
index 4c7c2f35..923104a6 100644
--- a/src/Models/Medium.php
+++ b/src/Models/Medium.php
@@ -134,6 +134,14 @@ public static function makeFromPath(string $path, array $attributes = []): stati
         ], $attributes));
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getMorphClass(): string
+    {
+        return static::getProxiedClass();
+    }
+
     /**
      * Get the columns that should receive a unique identifier.
      */
diff --git a/src/Models/Meta.php b/src/Models/Meta.php
index 1fcd29b9..3b59da0a 100644
--- a/src/Models/Meta.php
+++ b/src/Models/Meta.php
@@ -58,6 +58,14 @@ protected static function newFactory(): Factory
         return MetaFactory::new();
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getMorphClass(): string
+    {
+        return static::getProxiedClass();
+    }
+
     /**
      * Get the metable model.
      */
diff --git a/src/Models/Notification.php b/src/Models/Notification.php
index f3780000..4bd60306 100644
--- a/src/Models/Notification.php
+++ b/src/Models/Notification.php
@@ -52,6 +52,14 @@ public static function getProxiedInterface(): string
         return Contract::class;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getMorphClass(): string
+    {
+        return static::getProxiedClass();
+    }
+
     /**
      * Get the subject attribute.
      */
diff --git a/src/Traits/AsRootUser.php b/src/Traits/AsRootUser.php
index 7225f0c3..05c564bf 100644
--- a/src/Traits/AsRootUser.php
+++ b/src/Traits/AsRootUser.php
@@ -21,6 +21,14 @@ public static function getProxiedInterface(): string
         return User::class;
     }
 
+    /**
+     * {@inheritdoc}
+     */
+    public function getMorphClass(): string
+    {
+        return static::getProxiedClass();
+    }
+
     /**
      * Get the uploads for the user.
      */