diff --git a/core/Migrations/Version16000Date20190427105638.php b/core/Migrations/Version16000Date20190427105638.php
new file mode 100644
index 0000000000000000000000000000000000000000..6fa0292133bc96a076c5f9c2115cfeda3f3686c5
--- /dev/null
+++ b/core/Migrations/Version16000Date20190427105638.php
@@ -0,0 +1,72 @@
+<?php
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2019 Daniel Kesselberg <mail@danielkesselberg.de>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Core\Migrations;
+
+use Closure;
+use OCP\DB\ISchemaWrapper;
+use OCP\IDBConnection;
+use OCP\Migration\SimpleMigrationStep;
+use OCP\Migration\IOutput;
+
+
+class Version16000Date20190427105638 extends SimpleMigrationStep {
+
+	/** @var IDBConnection */
+	private $connection;
+
+	public function __construct(IDBConnection $connection) {
+		$this->connection = $connection;
+	}
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 */
+	public function preSchemaChange(IOutput $output, Closure $schemaClosure, array $options) {
+		$this->connection
+			->getQueryBuilder()
+			->delete('collres_accesscache')
+			->execute();
+	}
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 * @throws \Doctrine\DBAL\Schema\SchemaException
+	 * @throws \Doctrine\DBAL\DBALException
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options) {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		if ($schema->hasTable('collres_accesscache')) {
+			$table = $schema->getTable('collres_accesscache');
+			$table->dropColumn('access');
+		}
+
+		return $schema;
+	}
+}
diff --git a/core/Migrations/Version16000Date20190428150708.php b/core/Migrations/Version16000Date20190428150708.php
new file mode 100644
index 0000000000000000000000000000000000000000..cb42366fc092c8fcb9d935a97c4fca9a9ce92dd1
--- /dev/null
+++ b/core/Migrations/Version16000Date20190428150708.php
@@ -0,0 +1,54 @@
+<?php
+declare(strict_types=1);
+/**
+ * @copyright Copyright (c) 2019 Daniel Kesselberg <mail@danielkesselberg.de>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OC\Core\Migrations;
+
+use Closure;
+use Doctrine\DBAL\Types\Type;
+use OCP\DB\ISchemaWrapper;
+use OCP\Migration\SimpleMigrationStep;
+use OCP\Migration\IOutput;
+
+class Version16000Date20190428150708 extends SimpleMigrationStep {
+
+	/**
+	 * @param IOutput $output
+	 * @param Closure $schemaClosure The `\Closure` returns a `ISchemaWrapper`
+	 * @param array $options
+	 * @return null|ISchemaWrapper
+	 * @throws \Doctrine\DBAL\Schema\SchemaException
+	 */
+	public function changeSchema(IOutput $output, Closure $schemaClosure, array $options) {
+		/** @var ISchemaWrapper $schema */
+		$schema = $schemaClosure();
+
+		if ($schema->hasTable('collres_accesscache')) {
+			$table = $schema->getTable('collres_accesscache');
+			$table->addColumn('access', Type::BOOLEAN, [
+				'notnull' => true,
+				'default' => false
+			]);
+		}
+
+		return $schema;
+	}
+}
diff --git a/lib/composer/composer/autoload_classmap.php b/lib/composer/composer/autoload_classmap.php
index e47cfe26b72be4ad4f421cf9a12d204e27514cd8..cfb8552d39a1bac11688580793cf16fc58957b8e 100644
--- a/lib/composer/composer/autoload_classmap.php
+++ b/lib/composer/composer/autoload_classmap.php
@@ -727,6 +727,8 @@ return array(
     'OC\\Core\\Migrations\\Version15000Date20181029084625' => $baseDir . '/core/Migrations/Version15000Date20181029084625.php',
     'OC\\Core\\Migrations\\Version16000Date20190207141427' => $baseDir . '/core/Migrations/Version16000Date20190207141427.php',
     'OC\\Core\\Migrations\\Version16000Date20190212081545' => $baseDir . '/core/Migrations/Version16000Date20190212081545.php',
+    'OC\\Core\\Migrations\\Version16000Date20190427105638' => $baseDir . '/core/Migrations/Version16000Date20190427105638.php',
+    'OC\\Core\\Migrations\\Version16000Date20190428150708' => $baseDir . '/core/Migrations/Version16000Date20190428150708.php',
     'OC\\Core\\Notification\\RemoveLinkSharesNotifier' => $baseDir . '/core/Notification/RemoveLinkSharesNotifier.php',
     'OC\\Core\\Service\\LoginFlowV2Service' => $baseDir . '/core/Service/LoginFlowV2Service.php',
     'OC\\DB\\Adapter' => $baseDir . '/lib/private/DB/Adapter.php',
diff --git a/lib/composer/composer/autoload_static.php b/lib/composer/composer/autoload_static.php
index d5d783aa114330d01c33ef6f453371a71e3a6883..bff8aa1af6b448477a522df1db9eb6a1bd127988 100644
--- a/lib/composer/composer/autoload_static.php
+++ b/lib/composer/composer/autoload_static.php
@@ -757,6 +757,8 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
         'OC\\Core\\Migrations\\Version15000Date20181029084625' => __DIR__ . '/../../..' . '/core/Migrations/Version15000Date20181029084625.php',
         'OC\\Core\\Migrations\\Version16000Date20190207141427' => __DIR__ . '/../../..' . '/core/Migrations/Version16000Date20190207141427.php',
         'OC\\Core\\Migrations\\Version16000Date20190212081545' => __DIR__ . '/../../..' . '/core/Migrations/Version16000Date20190212081545.php',
+        'OC\\Core\\Migrations\\Version16000Date20190427105638' => __DIR__ . '/../../..' . '/core/Migrations/Version16000Date20190427105638.php',
+        'OC\\Core\\Migrations\\Version16000Date20190428150708' => __DIR__ . '/../../..' . '/core/Migrations/Version16000Date20190428150708.php',
         'OC\\Core\\Notification\\RemoveLinkSharesNotifier' => __DIR__ . '/../../..' . '/core/Notification/RemoveLinkSharesNotifier.php',
         'OC\\Core\\Service\\LoginFlowV2Service' => __DIR__ . '/../../..' . '/core/Service/LoginFlowV2Service.php',
         'OC\\DB\\Adapter' => __DIR__ . '/../../..' . '/lib/private/DB/Adapter.php',
diff --git a/lib/private/Collaboration/Resources/Manager.php b/lib/private/Collaboration/Resources/Manager.php
index add23171f5699fe693b3c3e0d7374e56e24ccdbc..d670c3a846d38cb99faf0ee92e4dde087657cacc 100644
--- a/lib/private/Collaboration/Resources/Manager.php
+++ b/lib/private/Collaboration/Resources/Manager.php
@@ -431,7 +431,7 @@ class Manager implements IManager {
 			->values([
 				'user_id' => $query->createNamedParameter($userId),
 				'collection_id' => $query->createNamedParameter($collection->getId()),
-				'access' => $query->createNamedParameter($access),
+				'access' => $query->createNamedParameter($access, IQueryBuilder::PARAM_BOOL),
 			]);
 		try {
 			$query->execute();