diff --git a/src/RefineQuery.php b/src/RefineQuery.php
index 4bd91f0..1ba6c3c 100644
--- a/src/RefineQuery.php
+++ b/src/RefineQuery.php
@@ -2,9 +2,9 @@
 
 namespace Laragear\Refine;
 
+use Illuminate\Contracts\Database\Eloquent\Builder as EloquentBuilder;
+use Illuminate\Contracts\Database\Query\Builder;
 use Illuminate\Contracts\Validation\Factory as ValidationFactory;
-use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
-use Illuminate\Database\Query\Builder;
 use Illuminate\Foundation\Precognition;
 use Illuminate\Http\Request;
 use Illuminate\Support\Collection;
@@ -74,7 +74,7 @@ public function match(array $keys = null): void
     /**
      * Validate the refiner.
      */
-    protected function validateRefiner()
+    protected function validateRefiner(): void
     {
         $validator = app(ValidationFactory::class)->make(
             $this->request->query(),
diff --git a/src/RefineServiceProvider.php b/src/RefineServiceProvider.php
index 47866a5..0b47009 100644
--- a/src/RefineServiceProvider.php
+++ b/src/RefineServiceProvider.php
@@ -2,6 +2,8 @@
 
 namespace Laragear\Refine;
 
+use Illuminate\Contracts\Database\Eloquent\Builder as EloquentBuilderContract;
+use Illuminate\Contracts\Database\Query\Builder as BuilderContract;
 use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
 use Illuminate\Database\Query\Builder;
 use Illuminate\Support\ServiceProvider;
@@ -15,8 +17,8 @@ class RefineServiceProvider extends ServiceProvider
      */
     public function boot(): void
     {
-        $callback = function (object|string $refiner, array $keys = null): Builder|EloquentBuilder {
-            /** @var \Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder $this */
+        $callback = function (object|string $refiner, array $keys = null): BuilderContract|EloquentBuilderContract {
+            /** @var \Illuminate\Contracts\Database\Query\Builder|\Illuminate\Contracts\Database\Eloquent\Builder $this */
             return RefineQuery::refine($this, $refiner, $keys);
         };
 
diff --git a/src/Refiner.php b/src/Refiner.php
index 2f18ddb..2ecd553 100644
--- a/src/Refiner.php
+++ b/src/Refiner.php
@@ -2,8 +2,8 @@
 
 namespace Laragear\Refine;
 
-use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
-use Illuminate\Database\Query\Builder;
+use Illuminate\Contracts\Database\Eloquent\Builder as EloquentBuilder;
+use Illuminate\Contracts\Database\Query\Builder;
 use Illuminate\Http\Request;
 
 abstract class Refiner
@@ -30,10 +30,6 @@ public function getObligatoryKeys(Request $request): array
 
     /**
      * Run before the refiner executes its matched methods.
-     *
-     * @param  \Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder  $query
-     * @param  \Illuminate\Http\Request  $request
-     * @return void
      */
     public function runBefore(Builder|EloquentBuilder $query, Request $request): void
     {
@@ -42,10 +38,6 @@ public function runBefore(Builder|EloquentBuilder $query, Request $request): voi
 
     /**
      * Run after the refiner has executed all its matched methods.
-     *
-     * @param  \Illuminate\Database\Query\Builder|\Illuminate\Database\Eloquent\Builder  $query
-     * @param  \Illuminate\Http\Request  $request
-     * @return void
      */
     public function runAfter(Builder|EloquentBuilder $query, Request $request): void
     {