diff --git a/config/logging.php b/config/logging.php
index a28f11b..83bc5f4 100644
--- a/config/logging.php
+++ b/config/logging.php
@@ -86,7 +86,7 @@ return [
                 'port' => env('PAPERTRAIL_PORT'),
                 'connectionString' => 'tls://'.env('PAPERTRAIL_URL').':'.env('PAPERTRAIL_PORT'),
             ],
-            'processors' => [PsrLogMessageProcessor::class],
+            'processors' => [Monolog\Processor\PsrLogMessageProcessor::class],
         ],
 
         'syslog' => [