diff --git a/src/Bundle/ChillEventBundle/migrations/Version20160318111334.php b/src/Bundle/ChillEventBundle/migrations/Version20160318111334.php
index 1b74e297f..e5725df24 100644
--- a/src/Bundle/ChillEventBundle/migrations/Version20160318111334.php
+++ b/src/Bundle/ChillEventBundle/migrations/Version20160318111334.php
@@ -11,7 +11,6 @@ declare(strict_types=1);
 
 namespace Chill\Migrations\Event;
 
-use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
 use Doctrine\DBAL\Schema\Schema;
 use Doctrine\Migrations\AbstractMigration;
 
diff --git a/src/Bundle/ChillEventBundle/migrations/Version20190110140538.php b/src/Bundle/ChillEventBundle/migrations/Version20190110140538.php
index 3c8b587ca..28780d4a9 100644
--- a/src/Bundle/ChillEventBundle/migrations/Version20190110140538.php
+++ b/src/Bundle/ChillEventBundle/migrations/Version20190110140538.php
@@ -11,7 +11,6 @@ declare(strict_types=1);
 
 namespace Chill\Migrations\Event;
 
-use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
 use Doctrine\DBAL\Schema\Schema;
 use Doctrine\Migrations\AbstractMigration;
 
diff --git a/src/Bundle/ChillEventBundle/migrations/Version20190115140042.php b/src/Bundle/ChillEventBundle/migrations/Version20190115140042.php
index 63ae29ee0..b853a797f 100644
--- a/src/Bundle/ChillEventBundle/migrations/Version20190115140042.php
+++ b/src/Bundle/ChillEventBundle/migrations/Version20190115140042.php
@@ -11,7 +11,6 @@ declare(strict_types=1);
 
 namespace Chill\Migrations\Event;
 
-use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
 use Doctrine\DBAL\Schema\Schema;
 use Doctrine\Migrations\AbstractMigration;
 
diff --git a/src/Bundle/ChillEventBundle/migrations/Version20190201143121.php b/src/Bundle/ChillEventBundle/migrations/Version20190201143121.php
index 5640bc07b..50fb2435b 100644
--- a/src/Bundle/ChillEventBundle/migrations/Version20190201143121.php
+++ b/src/Bundle/ChillEventBundle/migrations/Version20190201143121.php
@@ -11,7 +11,6 @@ declare(strict_types=1);
 
 namespace Chill\Migrations\Event;
 
-use Doctrine\DBAL\Platforms\PostgreSQLPlatform;
 use Doctrine\DBAL\Schema\Schema;
 use Doctrine\Migrations\AbstractMigration;