diff --git a/src/Models/Category.php b/src/Models/Category.php
index 06b762a..b66c2c7 100644
--- a/src/Models/Category.php
+++ b/src/Models/Category.php
@@ -23,7 +23,7 @@ public static function boot()
 
     public function categorizables($class)
     {
-        return $this->morphedByMany($class, 'categorizable');
+        return $this->morphedByMany($class, 'categorizable', 'categorizable', 'category_id');
     }
 
     public function getRelationValue($key)
@@ -34,7 +34,7 @@ public function getRelationValue($key)
 
         if (array_key_exists($key, config('categorizable.morphs', []))) {
             $class = config('categorizable.morphs')[$key];
-            $relation = $this->morphedByMany($class, 'categorizable', 'categorizable', 'id');
+            $relation = $this->categorizables($class);
             return tap($relation->getResults(), function ($results) use ($key) {
                 $this->setRelation($key, $results);
             });
@@ -48,7 +48,7 @@ public function __call($method, $arguments)
     {
         if (array_key_exists($method, config('categorizable.morphs', []))) {
             $class = config('categorizable.morphs')[$method];
-            return $this->morphedByMany($class, 'categorizable', 'categorizable', 'id');
+            return $this->categorizables($class);
         }
 
         return parent::__call($method, $arguments);
diff --git a/tests/CategoryTest.php b/tests/CategoryTest.php
index ea7c7ec..bac4cca 100644
--- a/tests/CategoryTest.php
+++ b/tests/CategoryTest.php
@@ -193,4 +193,16 @@ public function testFindModelHasCategoriesByUnexistCategory()
     {
         $this->assertCount(0, TestModel::hasCategories('Nothing')->get());
     }
+
+    public function testListMorphs()
+    {
+        config()->set('categorizable.morphs', ['tests' => TestModel::class]);
+        $category = Category::create(['name' => 'news']);
+        $foo = TestModel::create(['title' => 'foo']);
+        $bar = TestModel::create(['title' => 'bar']);
+        $foo->categorize($category->id);
+        $bar->categorize($category->id);
+        $category->refresh();
+        $this->assertCount(2, $category->load('tests')->tests);
+    }
 }