diff --git a/migrations/Version20260309165048.php b/migrations/Version20260309165048.php
index 8573102..5a3e267 100644
--- a/migrations/Version20260309165048.php
+++ b/migrations/Version20260309165048.php
@@ -22,10 +22,10 @@ final class Version20260309165048 extends AbstractMigration
         // this up() migration is auto-generated, please modify it to your needs
         $this->addSql('ALTER TABLE chapter ADD pages_directory VARCHAR(255) DEFAULT NULL');
         $this->addSql('ALTER TABLE chapter ADD page_count INT DEFAULT 0 NOT NULL');
-        $this->addSql('DROP INDEX idx_available_at');
-        $this->addSql('DROP INDEX idx_delivered_at');
-        $this->addSql('DROP INDEX idx_queue_available');
-        $this->addSql('DROP INDEX idx_queue_name');
+        $this->addSql('DROP INDEX IF EXISTS idx_available_at');
+        $this->addSql('DROP INDEX IF EXISTS idx_delivered_at');
+        $this->addSql('DROP INDEX IF EXISTS idx_queue_available');
+        $this->addSql('DROP INDEX IF EXISTS idx_queue_name');
     }
 
     public function down(Schema $schema): void