diff --git a/Models/Calendar.php b/Models/Calendar.php
index 25f5c67..7e1ad74 100644
--- a/Models/Calendar.php
+++ b/Models/Calendar.php
@@ -205,16 +205,6 @@ class Calendar
         return $this->createdAt;
     }
 
-    /**
-     * @param \DateTime $createdAt Calendar created at
-     *
-     * @since  1.0.0
-     */
-    public function setCreatedAt(\DateTime $createdAt)
-    {
-        $this->createdAt = $createdAt;
-    }
-
     /**
      * Get current date
      *
diff --git a/Models/Event.php b/Models/Event.php
index aad20ea..fa18f63 100644
--- a/Models/Event.php
+++ b/Models/Event.php
@@ -254,16 +254,6 @@ class Event
         return $this->createdAt;
     }
 
-    /**
-     * @param \DateTime $createdAt Event created at
-     *
-     * @since  1.0.0
-     */
-    public function setCreatedAt(\DateTime $createdAt)
-    {
-        $this->createdAt = $createdAt;
-    }
-
     /**
      * @return int
      *