diff --git a/src/Model/Behavior/SluggableBehavior.php b/src/Model/Behavior/SluggableBehavior.php
index 23da73d..d054d78 100644
--- a/src/Model/Behavior/SluggableBehavior.php
+++ b/src/Model/Behavior/SluggableBehavior.php
@@ -6,6 +6,7 @@
 use Cake\ORM\Entity;
 use Cake\ORM\Query;
 use Cake\Utility\Inflector;
+use Cake\Utility\Text;
 
 class SluggableBehavior extends Behavior
 {
@@ -19,6 +20,7 @@ class SluggableBehavior extends Behavior
         'field' => 'title',
         'slug' => 'slug',
         'replacement' => '-',
+        'maxLength' => false,
     ];
 
     /**
@@ -32,6 +34,9 @@ public function slug(Entity $entity)
     {
         $config = $this->config();
         $value = $entity->get($config['field']);
+        if ($config['maxLength'] > 0) {
+            $value = Text::truncate($value, $config['maxLength'], ['ellipsis' => '']);
+        }
         $entity->set($config['slug'], strtolower(Inflector::slug($value, $config['replacement'])));
     }
 
diff --git a/tests/TestCase/Model/Behavior/SluggableBehaviorTest.php b/tests/TestCase/Model/Behavior/SluggableBehaviorTest.php
index 731c630..4550099 100644
--- a/tests/TestCase/Model/Behavior/SluggableBehaviorTest.php
+++ b/tests/TestCase/Model/Behavior/SluggableBehaviorTest.php
@@ -24,7 +24,8 @@ public function setUp()
     {
         $this->Model = TableRegistry::get('Users');
         $this->Model->addBehavior('Xety/Cake3Sluggable.Sluggable', [
-            'field' => 'username'
+            'field' => 'username',
+            'maxLength' => 5,
         ]);
     }
 
@@ -68,6 +69,6 @@ public function testBeforeSave()
         $after = $this->Model->get(1);
 
         $this->assertEquals('mariano', $before->slug);
-        $this->assertEquals('larry-page', $after->slug);
+        $this->assertEquals('larry', $after->slug);
     }
 }