diff --git a/src/ElasticquentTrait.php b/src/ElasticquentTrait.php
index 391d80d..342f725 100644
--- a/src/ElasticquentTrait.php
+++ b/src/ElasticquentTrait.php
@@ -11,10 +11,6 @@
  */
 trait ElasticquentTrait
 {
-    /**
-     * @var array mapping properties
-     */
-    public $mappingProperties;
 
     /**
      * Uses Timestamps In Index