1 files changed, 1 insertions, 0 deletions

diff --git a/app/DoctrineMigrations/Version20161106113822.php b/app/DoctrineMigrations/Version20161106113822.php
index 5032a8f0..55bd87a2 100644
--- a/app/DoctrineMigrations/Version20161106113822.php
+++ b/app/DoctrineMigrations/Version20161106113822.php
@@ -35,6 +35,7 @@ class Version20161106113822 extends AbstractMigration implements ContainerAwareI
 
         $configTable->addColumn('action_mark_as_read', 'integer', [
             'default' => 0,
+            'notnull' => false,
         ]);
     }