diff --git a/Resources/migrations/Version20160318111334.php b/migrations/Version20160318111334.php
similarity index 98%
rename from Resources/migrations/Version20160318111334.php
rename to migrations/Version20160318111334.php
index df23eaab1..6dd031a66 100644
--- a/Resources/migrations/Version20160318111334.php
+++ b/migrations/Version20160318111334.php
@@ -2,7 +2,7 @@
 
 namespace Application\Migrations;
 
-use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\Migrations\AbstractMigration;
 use Doctrine\DBAL\Schema\Schema;
 
 /**
@@ -13,7 +13,7 @@ class Version20160318111334 extends AbstractMigration
     /**
      * @param Schema $schema
      */
-    public function up(Schema $schema)
+    public function up(Schema $schema): void
     {
         // this up() migration is auto-generated, please modify it to your needs
         $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
@@ -109,7 +109,7 @@ class Version20160318111334 extends AbstractMigration
     /**
      * @param Schema $schema
      */
-    public function down(Schema $schema)
+    public function down(Schema $schema): void
     {
         // this down() migration is auto-generated, please modify it to your needs
         $this->abortIf($this->connection->getDatabasePlatform()->getName() != 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
diff --git a/Resources/migrations/Version20190110140538.php b/migrations/Version20190110140538.php
similarity index 90%
rename from Resources/migrations/Version20190110140538.php
rename to migrations/Version20190110140538.php
index 545f58f58..5df97878a 100644
--- a/Resources/migrations/Version20190110140538.php
+++ b/migrations/Version20190110140538.php
@@ -10,7 +10,7 @@ use Doctrine\Migrations\AbstractMigration;
  */
 final class Version20190110140538 extends AbstractMigration
 {
-    public function up(Schema $schema) : void
+    public function up(Schema $schema): void
     {
         $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
         
@@ -19,7 +19,7 @@ final class Version20190110140538 extends AbstractMigration
         
     }
 
-    public function down(Schema $schema) : void
+    public function down(Schema $schema): void
     {
         $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
         
diff --git a/Resources/migrations/Version20190115140042.php b/migrations/Version20190115140042.php
similarity index 93%
rename from Resources/migrations/Version20190115140042.php
rename to migrations/Version20190115140042.php
index 275fabd21..1d7b1dde4 100644
--- a/Resources/migrations/Version20190115140042.php
+++ b/migrations/Version20190115140042.php
@@ -10,7 +10,7 @@ use Doctrine\Migrations\AbstractMigration;
  */
 final class Version20190115140042 extends AbstractMigration
 {
-    public function up(Schema $schema) : void
+    public function up(Schema $schema): void
     {
         // this up() migration is auto-generated, please modify it to your needs
         $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
@@ -20,7 +20,7 @@ final class Version20190115140042 extends AbstractMigration
         $this->addSql('CREATE INDEX IDX_FA320FC8D0AFA354 ON chill_event_event (moderator_id)');
     }
 
-    public function down(Schema $schema) : void
+    public function down(Schema $schema): void
     {
         // this down() migration is auto-generated, please modify it to your needs
         $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
diff --git a/Resources/migrations/Version20190201143121.php b/migrations/Version20190201143121.php
similarity index 93%
rename from Resources/migrations/Version20190201143121.php
rename to migrations/Version20190201143121.php
index 3687e4c2d..c4e4a3780 100644
--- a/Resources/migrations/Version20190201143121.php
+++ b/migrations/Version20190201143121.php
@@ -10,7 +10,7 @@ use Doctrine\Migrations\AbstractMigration;
  */
 final class Version20190201143121 extends AbstractMigration
 {
-    public function up(Schema $schema) : void
+    public function up(Schema $schema): void
     {
         // this up() migration is auto-generated, please modify it to your needs
         $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
@@ -19,7 +19,7 @@ final class Version20190201143121 extends AbstractMigration
         $this->addSql('ALTER TABLE chill_event_event ADD CONSTRAINT FK_FA320FC8D0AFA354 FOREIGN KEY (moderator_id) REFERENCES users (id) NOT DEFERRABLE INITIALLY IMMEDIATE');
     }
 
-    public function down(Schema $schema) : void
+    public function down(Schema $schema): void
     {
         // this down() migration is auto-generated, please modify it to your needs
         $this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');