diff --git a/src/Bundle/ChillAsideActivityBundle/src/Entity/AsideActivity.php b/src/Bundle/ChillAsideActivityBundle/src/Entity/AsideActivity.php
index 3a16a8df0..47c014afd 100644
--- a/src/Bundle/ChillAsideActivityBundle/src/Entity/AsideActivity.php
+++ b/src/Bundle/ChillAsideActivityBundle/src/Entity/AsideActivity.php
@@ -30,7 +30,7 @@ class AsideActivity
     private $createdBy;
 
     /**
-     * @ORM\Column(type="datetime")
+     * @ORM\Column(type="datetime_immutable")
      */
     private $createdAt;