diff --git a/src/Dto/Search/Query/DefaultQueryOperator.php b/src/Dto/Search/Query/QueryOperator.php
similarity index 78%
rename from src/Dto/Search/Query/DefaultQueryOperator.php
rename to src/Dto/Search/Query/QueryOperator.php
index 68dbc2b..bc478d6 100644
--- a/src/Dto/Search/Query/DefaultQueryOperator.php
+++ b/src/Dto/Search/Query/QueryOperator.php
@@ -5,7 +5,7 @@
 /**
  * @codeCoverageIgnore
  */
-enum DefaultQueryOperator: string
+enum QueryOperator: string
 {
     case AND = 'AND';
     case OR = 'OR';
diff --git a/src/Dto/Search/Query/SelectQuery.php b/src/Dto/Search/Query/SelectQuery.php
index c1e39c6..661f992 100644
--- a/src/Dto/Search/Query/SelectQuery.php
+++ b/src/Dto/Search/Query/SelectQuery.php
@@ -28,7 +28,7 @@ public function __construct(
         public readonly array $sort,
         public readonly array $filter,
         public readonly array $facets,
-        public readonly DefaultQueryOperator $defaultQueryOperator
+        public readonly QueryOperator $defaultQueryOperator
     ) {
     }
 }
diff --git a/src/Dto/Search/Query/SelectQueryBuilder.php b/src/Dto/Search/Query/SelectQueryBuilder.php
index 552168f..fd9c573 100644
--- a/src/Dto/Search/Query/SelectQueryBuilder.php
+++ b/src/Dto/Search/Query/SelectQueryBuilder.php
@@ -28,8 +28,8 @@ class SelectQueryBuilder
      */
     private array $facets = [];
 
-    private DefaultQueryOperator $defaultQueryOperator =
-        DefaultQueryOperator::AND;
+    private QueryOperator $defaultQueryOperator =
+        QueryOperator::AND;
 
     public function __construct()
     {
@@ -105,7 +105,7 @@ public function facet(Facet ...$facetList): SelectQueryBuilder
     }
 
     public function defaultQueryOperator(
-        DefaultQueryOperator $defaultQueryOperator
+        QueryOperator $defaultQueryOperator
     ): SelectQueryBuilder {
         $this->defaultQueryOperator = $defaultQueryOperator;
         return $this;
diff --git a/src/Service/Search/SolrSelect.php b/src/Service/Search/SolrSelect.php
index 0ad8a37..d936886 100644
--- a/src/Service/Search/SolrSelect.php
+++ b/src/Service/Search/SolrSelect.php
@@ -4,11 +4,11 @@
 
 namespace Atoolo\Search\Service\Search;
 
-use Atoolo\Search\Dto\Search\Query\DefaultQueryOperator;
 use Atoolo\Search\Dto\Search\Query\Facet\FacetField;
 use Atoolo\Search\Dto\Search\Query\Facet\FacetMultiQuery;
 use Atoolo\Search\Dto\Search\Query\Facet\FacetQuery;
 use Atoolo\Search\Dto\Search\Query\Filter\Filter;
+use Atoolo\Search\Dto\Search\Query\QueryOperator;
 use Atoolo\Search\Dto\Search\Query\SelectQuery;
 use Atoolo\Search\Dto\Search\Query\Sort\Criteria;
 use Atoolo\Search\Dto\Search\Query\Sort\Date;
@@ -148,9 +148,9 @@ static function ($term) use ($solrQuery) {
 
     private function addQueryDefaultOperatorToSolrQuery(
         SolrSelectQuery $solrQuery,
-        DefaultQueryOperator $operator
+        QueryOperator $operator
     ): void {
-        if ($operator === DefaultQueryOperator::OR) {
+        if ($operator === QueryOperator::OR) {
             $solrQuery->setQueryDefaultOperator(
                 SolrSelectQuery::QUERY_OPERATOR_OR
             );
diff --git a/test/Dto/Search/Query/SelectQueryBuilderTest.php b/test/Dto/Search/Query/SelectQueryBuilderTest.php
index 1e0eef2..e02c4ce 100644
--- a/test/Dto/Search/Query/SelectQueryBuilderTest.php
+++ b/test/Dto/Search/Query/SelectQueryBuilderTest.php
@@ -4,9 +4,9 @@
 
 namespace Atoolo\Search\Test\Dto\Search\Query;
 
-use Atoolo\Search\Dto\Search\Query\DefaultQueryOperator;
 use Atoolo\Search\Dto\Search\Query\Facet\Facet;
 use Atoolo\Search\Dto\Search\Query\Filter\Filter;
+use Atoolo\Search\Dto\Search\Query\QueryOperator;
 use Atoolo\Search\Dto\Search\Query\SelectQueryBuilder;
 use Atoolo\Search\Dto\Search\Query\Sort\Criteria;
 use InvalidArgumentException;
@@ -141,10 +141,10 @@ public function testSetTwoFacetSWithSameKey(): void
 
     public function testSetQueryDefaultOperator(): void
     {
-        $this->builder->defaultQueryOperator(DefaultQueryOperator::AND);
+        $this->builder->defaultQueryOperator(QueryOperator::AND);
         $query = $this->builder->build();
         $this->assertEquals(
-            DefaultQueryOperator::AND,
+            QueryOperator::AND,
             $query->defaultQueryOperator,
             'unexpected queryDefaultOperator'
         );
diff --git a/test/Service/Search/SolrSelectTest.php b/test/Service/Search/SolrSelectTest.php
index e1e410e..f71d27a 100644
--- a/test/Service/Search/SolrSelectTest.php
+++ b/test/Service/Search/SolrSelectTest.php
@@ -5,12 +5,12 @@
 namespace Atoolo\Search\Test\Service\Search;
 
 use Atoolo\Resource\Resource;
-use Atoolo\Search\Dto\Search\Query\DefaultQueryOperator;
 use Atoolo\Search\Dto\Search\Query\Facet\Facet;
 use Atoolo\Search\Dto\Search\Query\Facet\FacetMultiQuery;
 use Atoolo\Search\Dto\Search\Query\Facet\FacetQuery;
 use Atoolo\Search\Dto\Search\Query\Facet\ObjectTypeFacet;
 use Atoolo\Search\Dto\Search\Query\Filter\Filter;
+use Atoolo\Search\Dto\Search\Query\QueryOperator;
 use Atoolo\Search\Dto\Search\Query\SelectQuery;
 use Atoolo\Search\Dto\Search\Query\Sort\Criteria;
 use Atoolo\Search\Dto\Search\Query\Sort\Date;
@@ -93,7 +93,7 @@ public function testSelectEmpty(): void
             ],
             [],
             [],
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $searchResult = $this->searcher->select($query);
@@ -116,7 +116,7 @@ public function testSelectWithText(): void
             ],
             [],
             [],
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $searchResult = $this->searcher->select($query);
@@ -144,7 +144,7 @@ public function testSelectWithSort(): void
             ],
             [],
             [],
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $searchResult = $this->searcher->select($query);
@@ -168,7 +168,7 @@ public function testSelectWithInvalidSort(): void
             [$sort],
             [],
             [],
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $this->expectException(InvalidArgumentException::class);
@@ -185,7 +185,7 @@ public function testSelectWithAndDefaultOperator(): void
             [],
             [],
             [],
-            DefaultQueryOperator::AND
+            QueryOperator::AND
         );
 
         $searchResult = $this->searcher->select($query);
@@ -211,7 +211,7 @@ public function testSelectWithFilter(): void
             [],
             [$filter],
             [],
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $searchResult = $this->searcher->select($query);
@@ -244,7 +244,7 @@ public function testSelectWithFacets(): void
             [],
             [],
             $facets,
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $searchResult = $this->searcher->select($query);
@@ -271,7 +271,7 @@ public function testSelectWithInvalidFacets(): void
             [],
             [],
             $facets,
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $this->expectException(InvalidArgumentException::class);
@@ -310,7 +310,7 @@ public function testResultFacets(): void
             [],
             [],
             $facets,
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $searchResult = $this->searcher->select($query);
@@ -353,7 +353,7 @@ public function testInvalidResultFacets(): void
             [],
             [],
             $facets,
-            DefaultQueryOperator::OR
+            QueryOperator::OR
         );
 
         $this->expectException(InvalidArgumentException::class);