diff --git a/src/Query/Grammar.php b/src/Query/Grammar.php
index 936430ab..0506c983 100644
--- a/src/Query/Grammar.php
+++ b/src/Query/Grammar.php
@@ -92,7 +92,7 @@ protected function compileWheres(Builder $builder, string $type = 'and'): string
     {
         $filter = '';
 
-        foreach ($builder->filters[$type] as $where) {
+        foreach ($builder->filters[$type] ?? [] as $where) {
             $filter .= $this->compileWhere($where);
         }
 
@@ -169,7 +169,7 @@ protected function has(Builder $query, array|string $type, string $operator = '>
         $filters = 0;
 
         foreach ($types as $type) {
-            $filters += count($query->filters[$type]);
+            $filters += count($query->filters[$type] ?? []);
         }
 
         return match ($operator) {