diff --git a/app/ApiClients/GraylogApi.php b/app/ApiClients/GraylogApi.php
index 555903a39c..d22179174a 100644
--- a/app/ApiClients/GraylogApi.php
+++ b/app/ApiClients/GraylogApi.php
@@ -129,7 +129,7 @@ class GraylogApi
             return '*';
         }
 
-        return implode('&&', $query);
+        return implode(' && ', $query);
     }
 
     public function getAddresses(Device $device)