diff --git a/config/packages/mapping/ActivityEntity.orm.xml b/config/packages/mapping/ActivityEntity.orm.xml
index df8f8b9..3f1baa3 100644
--- a/config/packages/mapping/ActivityEntity.orm.xml
+++ b/config/packages/mapping/ActivityEntity.orm.xml
@@ -2,12 +2,13 @@
 	<entity repository-class="App\Repository\ActivityRepository" name="App\Entity\ActivityEntity" table="activity">
 		<id name="id" type="string" column="id" length="8"/>
 		<field name="name" type="string" column="name" length="256"/>
-		<field name="startDate" type="date" column="startDate"/>
-		<field name="endDate" type="date" column="endDate"/>
-		<field name="realStartDate" type="date" column="realStartDate"/>
-		<field name="realEndDate" type="date" column="realEndDate"/>
-		<many-to-one field="actor" target-entity="ActorEntity">
-			<join-column name="actor" referenced-column-name="id" />
+		<field name="startDate" type="date" column="startDate" nullable="true"/>
+		<field name="endDate" type="date" column="endDate" nullable="true"/>
+		<field name="realStartDate" type="date" column="realStartDate" nullable="true"/>
+		<field name="realEndDate" type="date" column="realEndDate" nullable="true"/>
+		<many-to-one field="actor" target-entity="ActorEntity" nullable="true">
+			<join-column name="actor" referenced-column-name="id"/>
 		</many-to-one>
+		<field name="status" type="string" column="status"/>
 	</entity>
 </doctrine-mapping>
\ No newline at end of file
diff --git a/src/Entity/ActivityEntity.php b/src/Entity/ActivityEntity.php
index 276ca4f..dd00b68 100644
--- a/src/Entity/ActivityEntity.php
+++ b/src/Entity/ActivityEntity.php
@@ -3,6 +3,7 @@
 
 use App\Helper\StringGenerationHelper;
 use DateTime;
+use App\Enum\StatusEnum;
 
 /**
  * Entity for activities
@@ -31,6 +32,9 @@
     /** @var ActorEntity|NULL The actor of the activity */
     protected $actor = null;
 
+    /** @var string Status of the activity */
+    protected $status = StatusEnum::OPEN;
+
     /**
      * Get the unique ID the entity
      *