diff --git a/src/Database/Query.php b/src/Database/Query.php
index 60ada7820..906255b9d 100644
--- a/src/Database/Query.php
+++ b/src/Database/Query.php
@@ -706,7 +706,7 @@ public static function getByType(array $queries, array $types): array
         $filtered = [];
         foreach ($queries as $query) {
             if (in_array($query->getMethod(), $types, true)) {
-                $filtered[] = $query;
+                $filtered[] = clone $query;
             }
         }
 
@@ -786,11 +786,11 @@ public static function groupByType(array $queries): array
                     break;
 
                 case Query::TYPE_SELECT:
-                    $selections[] = $query;
+                    $selections[] = clone $query;
                     break;
 
                 default:
-                    $filters[] = $query;
+                    $filters[] = clone $query;
                     break;
             }
         }