diff --git a/src/Entities/Traits/ClientTrait.php b/src/Entities/Traits/ClientTrait.php
index fec76a6f..f73bc2e0 100644
--- a/src/Entities/Traits/ClientTrait.php
+++ b/src/Entities/Traits/ClientTrait.php
@@ -21,6 +21,11 @@ trait ClientTrait
      */
     protected $redirectUri;
 
+    /**
+     * @var bool
+     */
+    protected $isConfidential;
+
     /**
      * Get the client's name.
      *
@@ -43,4 +48,14 @@ trait ClientTrait
     {
         return $this->redirectUri;
     }
+
+    /**
+     * Returns true if the client is confidential.
+     *
+     * @return bool
+     */
+    public function isConfidential()
+    {
+        return $this->isConfidential;
+    }
 }