diff --git a/config/packages/doctrine.yaml b/config/packages/doctrine.yaml
index a5605d4c..7772d817 100644
--- a/config/packages/doctrine.yaml
+++ b/config/packages/doctrine.yaml
@@ -12,7 +12,7 @@ doctrine:
             date:
                 class: App\Helpers\UTCDateTimeType
 
-        schema_filter: ~^(?!internal|log)~
+        schema_filter: ~^(?!internal)~
         profiling_collect_backtrace: true
 
     orm:
diff --git a/src/Entity/LogSystem/AbstractLogEntry.php b/src/Entity/LogSystem/AbstractLogEntry.php
index 492859d3..c5812f4e 100644
--- a/src/Entity/LogSystem/AbstractLogEntry.php
+++ b/src/Entity/LogSystem/AbstractLogEntry.php
@@ -115,7 +115,7 @@ abstract class AbstractLogEntry extends DBElement
 
     /** @var User $user The user which has caused this log entry
      * @ORM\ManyToOne(targetEntity="App\Entity\UserSystem\User")
-     * @ORM\JoinColumn(name="id_user")
+     * @ORM\JoinColumn(name="id_user", nullable=false)
      */
     protected $user;
 
diff --git a/src/Migrations/Version20200126191823.php b/src/Migrations/Version20200126191823.php
new file mode 100644
index 00000000..16532889
--- /dev/null
+++ b/src/Migrations/Version20200126191823.php
@@ -0,0 +1,43 @@
+<?php
+
+declare(strict_types=1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20200126191823 extends AbstractMigration
+{
+    public function getDescription() : string
+    {
+        return 'Improve the schema of the log table';
+    }
+
+    public function up(Schema $schema) : void
+    {
+        // this up() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on \'mysql\'.');
+
+        $this->addSql('ALTER TABLE log CHANGE datetime datetime DATETIME NOT NULL, CHANGE level level TINYINT, CHANGE extra extra LONGTEXT NOT NULL COMMENT \'(DC2Type:json)\'');
+        $this->addSql('DROP INDEX id_user ON log');
+        $this->addSql('ALTER TABLE log ADD CONSTRAINT FK_8F3F68C56B3CA4B FOREIGN KEY (id_user) REFERENCES `users` (id)');
+        $this->addSql('CREATE INDEX IDX_8F3F68C56B3CA4B ON log (id_user)');
+    }
+
+    public function down(Schema $schema) : void
+    {
+        // this down() migration is auto-generated, please modify it to your needs
+        $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'mysql', 'Migration can only be executed safely on \'mysql\'.');
+
+        $this->addSql('ALTER TABLE log DROP FOREIGN KEY FK_8F3F68C56B3CA4B');
+        $this->addSql('ALTER TABLE log DROP FOREIGN KEY FK_8F3F68C56B3CA4B');
+        $this->addSql('ALTER TABLE log CHANGE datetime datetime DATETIME DEFAULT CURRENT_TIMESTAMP NOT NULL, CHANGE level level TINYINT(1) NOT NULL, CHANGE extra extra MEDIUMTEXT CHARACTER SET utf8 NOT NULL COLLATE `utf8_general_ci`');
+        $this->addSql('DROP INDEX idx_8f3f68c56b3ca4b ON log');
+        $this->addSql('CREATE INDEX id_user ON log (id_user)');
+        $this->addSql('ALTER TABLE log ADD CONSTRAINT FK_8F3F68C56B3CA4B FOREIGN KEY (id_user) REFERENCES `users` (id)');
+    }
+}