diff --git a/src/Appwrite/Migration/Migration.php b/src/Appwrite/Migration/Migration.php
index 4a79ffafbf..f42b601213 100644
--- a/src/Appwrite/Migration/Migration.php
+++ b/src/Appwrite/Migration/Migration.php
@@ -54,6 +54,7 @@ abstract class Migration
         '1.2.1' => 'V17',
         '1.3.0' => 'V18',
         '1.3.1' => 'V18',
+        '1.4.0' => 'V19',
     ];
 
     /**
diff --git a/src/Appwrite/Migration/Version/V19.php b/src/Appwrite/Migration/Version/V19.php
new file mode 100644
index 0000000000..faccdd3524
--- /dev/null
+++ b/src/Appwrite/Migration/Version/V19.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace Appwrite\Migration\Version;
+
+use Appwrite\Migration\Migration;
+use Utopia\CLI\Console;
+use Utopia\Database\Database;
+use Utopia\Database\Document;
+
+class V19 extends Migration
+{
+    public function execute(): void
+    {
+
+        /**
+         * Disable SubQueries for Performance.
+         */
+        foreach (['subQueryIndexes', 'subQueryPlatforms', 'subQueryDomains', 'subQueryKeys', 'subQueryWebhooks', 'subQuerySessions', 'subQueryTokens', 'subQueryMemberships', 'subQueryVariables'] as $name) {
+            Database::addFilter(
+                $name,
+                fn () => null,
+                fn () => []
+            );
+        }
+
+        Console::log('Migrating Project: ' . $this->project->getAttribute('name') . ' (' . $this->project->getId() . ')');
+        $this->projectDB->setNamespace("_{$this->project->getInternalId()}");
+
+        Console::info('Migrating Documents');
+        $this->forEachDocument([$this, 'fixDocument']);
+    }
+
+    /**
+     * Fix run on each document
+     *
+     * @param Document $document
+     * @return Document
+     */
+    protected function fixDocument(Document $document): Document
+    {
+        switch ($document->getCollection()) {
+            case 'projects':
+                /**
+                 * Bump version number.
+                 */
+                $document->setAttribute('version', '1.4.0');
+
+                /**
+                 * Set default disallowPersonalData to false.
+                 */
+                $document->setAttribute('auths', array_merge($document->getAttribute('auths', []), [
+                    'disallowPersonalData' => false
+                ]));
+                break;
+        }
+
+        return $document;
+    }
+}