diff --git a/src/QueryBuilder.php b/src/QueryBuilder.php
index 5e698c0..f10bf26 100644
--- a/src/QueryBuilder.php
+++ b/src/QueryBuilder.php
@@ -211,7 +211,7 @@ public function getResults()
     {
         $results = $this->applySortingFilter($this->applyLimitFilter($this->applyCriteriaFilter($this->applyJoinFilter())));
 
-        return array_map([$this, 'castElementToArray'], $results);
+        return array_map([ArrayConverter::class, 'convertToPlainArray'], $results);
     }
 
     /**
@@ -317,15 +317,6 @@ private function applyCriteriaFilter(array $array)
         return $results;
     }
 
-    /**
-     * @param $element
-     * @return array
-     */
-    private function castElementToArray($element)
-    {
-        return ArrayConverter::convertToPlainArray($element);
-    }
-
     /**
      * @return int
      */
diff --git a/tests/QueryBuilderTest.php b/tests/QueryBuilderTest.php
index 152aeab..2c4a888 100644
--- a/tests/QueryBuilderTest.php
+++ b/tests/QueryBuilderTest.php
@@ -668,7 +668,7 @@ public function it_should_get_results_from_a_query_with_aliases()
     /**
      * @test
      */
-    public function it_should_get_a_single_result_from_a_query()
+    public function it_should_get_the_first_result_from_a_query()
     {
         foreach ($this->usersArrays as $array) {
             $qb = QueryBuilder::create($array);