diff --git a/src/Exceptions/WebhookFailed.php b/src/Exceptions/WebhookFailed.php
index 00dda9e..a1c68e7 100644
--- a/src/Exceptions/WebhookFailed.php
+++ b/src/Exceptions/WebhookFailed.php
@@ -27,6 +27,11 @@ public static function missingType(Request $request)
         return new static('The webhook call did not contain a type. Valid OhDear webhook calls should always contain a type.');
     }
 
+    public static function jobClassDoesNotExist($jobClass, $ohDearWebhookCall)
+    {
+        return new static('The '. $jobClass .' class does not exist.');
+    }
+
     public function render($request)
     {
         return response(['error' => $this->getMessage()], 400);