diff --git a/src/Http/Concerns/AllowsFilters.php b/src/Http/Concerns/AllowsFilters.php
index ff741b6..a7729cc 100644
--- a/src/Http/Concerns/AllowsFilters.php
+++ b/src/Http/Concerns/AllowsFilters.php
@@ -22,35 +22,7 @@ trait AllowsFilters
      */
     public function filters(): array
     {
-        $filters = [];
-
-        $this->queryParameters()->each(function ($param) use (&$filters) {
-            $filterQueryParam = HeaderUtils::parseQuery($param);
-
-            if (! is_array(head($filterQueryParam))) {
-                return;
-            }
-
-            $filterQueryParamAttribute = head(array_keys($filterQueryParam));
-
-            if ($filterQueryParamAttribute !== 'filter') {
-                return;
-            }
-
-            $filterQueryParam = head($filterQueryParam);
-            $filterQueryParamAttribute = head(array_keys($filterQueryParam));
-            $filterQueryParamValue = head(array_values($filterQueryParam));
-
-            if (! isset($filters[$filterQueryParamAttribute])) {
-                $filters[$filterQueryParamAttribute] = [$filterQueryParamValue];
-
-                return;
-            }
-
-            $filters[$filterQueryParamAttribute][] = $filterQueryParamValue;
-        });
-
-        return $filters;
+        return $this->queryParameters()->get('filter', []);
     }
 
     /**
diff --git a/src/Http/Concerns/AllowsSorts.php b/src/Http/Concerns/AllowsSorts.php
index 900543a..b05104a 100644
--- a/src/Http/Concerns/AllowsSorts.php
+++ b/src/Http/Concerns/AllowsSorts.php
@@ -22,7 +22,7 @@ trait AllowsSorts
      */
     public function sorts()
     {
-        $sortsSourceArr = array_filter(explode(',', $this->request->get('sort', '')));
+        $sortsSourceArr = array_filter(explode(',', $this->queryParameters()->get('sort', '')));
         $sortsArr = [];
 
         while ($sort = array_pop($sortsSourceArr)) {
diff --git a/src/Http/RequestQueryObject.php b/src/Http/RequestQueryObject.php
index ec72e09..2c929d0 100644
--- a/src/Http/RequestQueryObject.php
+++ b/src/Http/RequestQueryObject.php
@@ -56,13 +56,38 @@ public function setQuery($query): self
     public function queryParameters(): Collection
     {
         if (! $this->queryParameters) {
-            $this->queryParameters = Collection::make(
+            $queryParameters = array_filter(
                 array_map(
                     [HeaderUtils::class, 'parseQuery'],
                     explode('&', $this->request->server('QUERY_STRING', ''))
                 )
-            )->groupBy(fn ($item, $key) => head(array_keys($item)), true)
-            ->map(fn (Collection $collection) => $collection->flatten(1)->all());
+            );
+
+            $this->queryParameters = Collection::make([]);
+
+            foreach ($queryParameters as $value) {
+                $parameterKey = array_key_first($value);
+
+                if (isset($this->queryParameters[$parameterKey]) && is_array($value[$parameterKey])) {
+                    $this->queryParameters[$parameterKey] = array_merge_recursive(
+                        $value[$parameterKey],
+                        $this->queryParameters[$parameterKey] ?? []
+                    );
+                    
+                    continue;
+                }
+
+                if (isset($this->queryParameters[$parameterKey]) && is_string($value[$parameterKey])) {
+                    $this->queryParameters[$parameterKey] = implode(',', array_merge(
+                        explode(',', $value[$parameterKey]),
+                        explode(',', $this->queryParameters[$parameterKey])
+                    ));
+                    
+                    continue;
+                }
+                
+                $this->queryParameters[$parameterKey] = $value[$parameterKey];
+            }
         }
 
         return $this->queryParameters;