diff --git a/data/migrations/Version20180801183328.php b/data/migrations/Version20180801183328.php
new file mode 100644
index 00000000..de967de7
--- /dev/null
+++ b/data/migrations/Version20180801183328.php
@@ -0,0 +1,44 @@
+<?php declare(strict_types=1);
+
+namespace ShlinkMigrations;
+
+use Doctrine\DBAL\Schema\Schema;
+use Doctrine\DBAL\Schema\SchemaException;
+use Doctrine\Migrations\AbstractMigration;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+final class Version20180801183328 extends AbstractMigration
+{
+    private const NEW_SIZE = 255;
+    private const OLD_SIZE = 10;
+
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function up(Schema $schema) : void
+    {
+        $this->setSize($schema, self::NEW_SIZE);
+    }
+
+    /**
+     * @param Schema $schema
+     * @throws SchemaException
+     */
+    public function down(Schema $schema) : void
+    {
+        $this->setSize($schema, self::OLD_SIZE);
+    }
+
+    /**
+     * @param Schema $schema
+     * @param int $size
+     * @throws SchemaException
+     */
+    private function setSize(Schema $schema, int $size): void
+    {
+        $schema->getTable('short_urls')->getColumn('short_code')->setLength($size);
+    }
+}
diff --git a/module/Core/src/Entity/ShortUrl.php b/module/Core/src/Entity/ShortUrl.php
index b1ffe60f..ff21c47b 100644
--- a/module/Core/src/Entity/ShortUrl.php
+++ b/module/Core/src/Entity/ShortUrl.php
@@ -29,7 +29,7 @@ class ShortUrl extends AbstractEntity implements \JsonSerializable
      *     name="short_code",
      *     type="string",
      *     nullable=false,
-     *     length=10,
+     *     length=255,
      *     unique=true
      * )
      */
diff --git a/module/Core/test-func/Repository/ShortUrlRepositoryTest.php b/module/Core/test-func/Repository/ShortUrlRepositoryTest.php
index 4616f6c8..184ca054 100644
--- a/module/Core/test-func/Repository/ShortUrlRepositoryTest.php
+++ b/module/Core/test-func/Repository/ShortUrlRepositoryTest.php
@@ -38,7 +38,7 @@ class ShortUrlRepositoryTest extends DatabaseTestCase
 
         $bar = new ShortUrl();
         $bar->setOriginalUrl('bar')
-            ->setShortCode('bar')
+            ->setShortCode('bar_very_long_text')
             ->setValidSince((new \DateTime())->add(new \DateInterval('P1M')));
         $this->getEntityManager()->persist($bar);