diff --git a/apps/dav/appinfo/info.xml b/apps/dav/appinfo/info.xml
index a99bea224b66d..c7079a07dc59d 100644
--- a/apps/dav/appinfo/info.xml
+++ b/apps/dav/appinfo/info.xml
@@ -10,7 +10,7 @@
 	<name>WebDAV</name>
 	<summary>WebDAV endpoint</summary>
 	<description>WebDAV endpoint</description>
-	<version>1.34.0</version>
+	<version>1.35.0</version>
 	<licence>agpl</licence>
 	<author>owncloud.org</author>
 	<namespace>DAV</namespace>
diff --git a/apps/dav/composer/composer/autoload_classmap.php b/apps/dav/composer/composer/autoload_classmap.php
index 71d590f85a913..8acf8d60f258d 100644
--- a/apps/dav/composer/composer/autoload_classmap.php
+++ b/apps/dav/composer/composer/autoload_classmap.php
@@ -341,6 +341,7 @@
     'OCA\\DAV\\Migration\\Version1029Date20231004091403' => $baseDir . '/../lib/Migration/Version1029Date20231004091403.php',
     'OCA\\DAV\\Migration\\Version1030Date20240205103243' => $baseDir . '/../lib/Migration/Version1030Date20240205103243.php',
     'OCA\\DAV\\Migration\\Version1031Date20240610134258' => $baseDir . '/../lib/Migration/Version1031Date20240610134258.php',
+    'OCA\\DAV\\Migration\\Version1032Date20250418000000' => $baseDir . '/../lib/Migration/Version1032Date20250418000000.php',
     'OCA\\DAV\\Paginate\\LimitedCopyIterator' => $baseDir . '/../lib/Paginate/LimitedCopyIterator.php',
     'OCA\\DAV\\Paginate\\PaginateCache' => $baseDir . '/../lib/Paginate/PaginateCache.php',
     'OCA\\DAV\\Paginate\\PaginatePlugin' => $baseDir . '/../lib/Paginate/PaginatePlugin.php',
diff --git a/apps/dav/composer/composer/autoload_static.php b/apps/dav/composer/composer/autoload_static.php
index 9e652acc01ef4..bdde4b23855f7 100644
--- a/apps/dav/composer/composer/autoload_static.php
+++ b/apps/dav/composer/composer/autoload_static.php
@@ -356,6 +356,7 @@ class ComposerStaticInitDAV
         'OCA\\DAV\\Migration\\Version1029Date20231004091403' => __DIR__ . '/..' . '/../lib/Migration/Version1029Date20231004091403.php',
         'OCA\\DAV\\Migration\\Version1030Date20240205103243' => __DIR__ . '/..' . '/../lib/Migration/Version1030Date20240205103243.php',
         'OCA\\DAV\\Migration\\Version1031Date20240610134258' => __DIR__ . '/..' . '/../lib/Migration/Version1031Date20240610134258.php',
+        'OCA\\DAV\\Migration\\Version1032Date20250418000000' => __DIR__ . '/..' . '/../lib/Migration/Version1032Date20250418000000.php',
         'OCA\\DAV\\Paginate\\LimitedCopyIterator' => __DIR__ . '/..' . '/../lib/Paginate/LimitedCopyIterator.php',
         'OCA\\DAV\\Paginate\\PaginateCache' => __DIR__ . '/..' . '/../lib/Paginate/PaginateCache.php',
         'OCA\\DAV\\Paginate\\PaginatePlugin' => __DIR__ . '/..' . '/../lib/Paginate/PaginatePlugin.php',
diff --git a/apps/dav/lib/Migration/Version1032Date20250418000000.php b/apps/dav/lib/Migration/Version1032Date20250418000000.php
new file mode 100644
index 0000000000000..46a05a7f548ec
--- /dev/null
+++ b/apps/dav/lib/Migration/Version1032Date20250418000000.php
@@ -0,0 +1,42 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\DAV\Migration;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\Attributes\AddIndex;
+use OCP\Migration\Attributes\IndexType;
+use OCP\Migration\IOutput;
+use OCP\Migration\SimpleMigrationStep;
+
+#[AddIndex(table: 'calendarobjects', type: IndexType::INDEX)]
+
+class Version1032Date20250418000000 extends SimpleMigrationStep {
+	/**
+	 * @param IOutput $output
+	 * @param Closure(): ISchemaWrapper $schemaClosure
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options): ?ISchemaWrapper {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		if (!$schema->hasTable('calendarobjects')) {
+			return $schema;
+		}
+
+		$table = $schema->getTable('calendarobjects');
+		$table->addIndex(['calendarid', 'calendartype', 'uid'], 'object_by_uid_index');
+
+		return $schema;
+	}
+
+}