diff --git a/apps/dav/lib/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJob.php b/apps/dav/lib/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJob.php
index a01540a629..c5f8f6586e 100644
--- a/apps/dav/lib/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJob.php
+++ b/apps/dav/lib/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJob.php
@@ -72,9 +72,9 @@ class UpdateCalendarResourcesRoomsBackgroundJob extends TimedJob {
 		$this->roomManager = $roomManager;
 		$this->db = $dbConnection;
 		$this->calDavBackend = $calDavBackend;
-		$this->resourceDbTable = 'calendar_resources_cache';
+		$this->resourceDbTable = 'calendar_resources';
 		$this->resourcePrincipalUri = 'principals/calendar-resources';
-		$this->roomDbTable = 'calendar_rooms_cache';
+		$this->roomDbTable = 'calendar_rooms';
 		$this->roomPrincipalUri = 'principals/calendar-rooms';
 
 		// run once an hour
diff --git a/apps/dav/lib/CalDAV/ResourceBooking/AbstractPrincipalBackend.php b/apps/dav/lib/CalDAV/ResourceBooking/AbstractPrincipalBackend.php
index 135bbe5827..dcd393b512 100644
--- a/apps/dav/lib/CalDAV/ResourceBooking/AbstractPrincipalBackend.php
+++ b/apps/dav/lib/CalDAV/ResourceBooking/AbstractPrincipalBackend.php
@@ -68,7 +68,7 @@ abstract class AbstractPrincipalBackend implements BackendInterface {
 		$this->groupManager = $groupManager;
 		$this->logger = $logger;
 		$this->principalPrefix = $principalPrefix;
-		$this->dbTableName = 'calendar_' . $dbPrefix . '_cache';
+		$this->dbTableName = 'calendar_' . $dbPrefix;
 	}
 
 	/**
diff --git a/apps/dav/lib/Migration/Version1005Date20180530124431.php b/apps/dav/lib/Migration/Version1005Date20180530124431.php
index ae9a40dc5b..6f3d6b9cc1 100644
--- a/apps/dav/lib/Migration/Version1005Date20180530124431.php
+++ b/apps/dav/lib/Migration/Version1005Date20180530124431.php
@@ -27,9 +27,6 @@ use OCP\DB\ISchemaWrapper;
 use OCP\Migration\SimpleMigrationStep;
 use OCP\Migration\IOutput;
 
-/**
- * Auto-generated migration step: Please modify to your needs!
- */
 class Version1005Date20180530124431 extends SimpleMigrationStep {
 
 	/**
@@ -45,8 +42,8 @@ class Version1005Date20180530124431 extends SimpleMigrationStep {
 
 		$types = ['resources', 'rooms'];
 		foreach($types as $type) {
-			if (!$schema->hasTable('calendar_' . $type . '_cache')) {
-				$table = $schema->createTable('calendar_' . $type . '_cache');
+			if (!$schema->hasTable('calendar_' . $type)) {
+				$table = $schema->createTable('calendar_' . $type);
 
 				$table->addColumn('id', Type::BIGINT, [
 					'autoincrement' => true,
@@ -75,10 +72,10 @@ class Version1005Date20180530124431 extends SimpleMigrationStep {
 					'length' => 4000,
 				]);
 
-				$table->setPrimaryKey(['id'], 'calendar_' . $type . '_cache_id_idx');
-				$table->addIndex(['backend_id', 'resource_id'], 'calendar_' . $type . '_cache_backendresource_idx');
-				$table->addIndex(['email'], 'calendar_' . $type . '_cache_email_idx');
-				$table->addIndex(['displayname'], 'calendar_' . $type . '_cache_displayname_idx');
+				$table->setPrimaryKey(['id']);
+				$table->addIndex(['backend_id', 'resource_id'], 'calendar_' . $type . '_bkdrsc');
+				$table->addIndex(['email'], 'calendar_' . $type . '_email');
+				$table->addIndex(['displayname'], 'calendar_' . $type . '_name');
 			}
 		}
 
diff --git a/apps/dav/tests/unit/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJobTest.php b/apps/dav/tests/unit/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJobTest.php
index 56f768ceda..e012d5e3f1 100644
--- a/apps/dav/tests/unit/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJobTest.php
+++ b/apps/dav/tests/unit/BackgroundJob/UpdateCalendarResourcesRoomsBackgroundJobTest.php
@@ -60,8 +60,8 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 
 	protected function tearDown() {
 		$query = self::$realDatabase->getQueryBuilder();
-		$query->delete('calendar_resources_cache')->execute();
-		$query->delete('calendar_rooms_cache')->execute();
+		$query->delete('calendar_resources')->execute();
+		$query->delete('calendar_rooms')->execute();
 	}
 
 	/**
@@ -170,7 +170,7 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 		$this->backgroundJob->run([]);
 
 		$query = self::$realDatabase->getQueryBuilder();
-		$query->select('*')->from('calendar_resources_cache');
+		$query->select('*')->from('calendar_resources');
 
 		$rows = [];
 		$stmt = $query->execute();
@@ -227,7 +227,7 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 
 	protected function createTestResourcesInCache() {
 		$query = self::$realDatabase->getQueryBuilder();
-		$query->insert('calendar_resources_cache')
+		$query->insert('calendar_resources')
 			->values([
 				'backend_id' => $query->createNamedParameter('backend1'),
 				'resource_id' => $query->createNamedParameter('res1'),
@@ -236,7 +236,7 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 				'group_restrictions' => $query->createNamedParameter('[]'),
 			])
 			->execute();
-		$query->insert('calendar_resources_cache')
+		$query->insert('calendar_resources')
 			->values([
 				'backend_id' => $query->createNamedParameter('backend1'),
 				'resource_id' => $query->createNamedParameter('res2'),
@@ -245,7 +245,7 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 				'group_restrictions' => $query->createNamedParameter('[]'),
 			])
 			->execute();
-		$query->insert('calendar_resources_cache')
+		$query->insert('calendar_resources')
 			->values([
 				'backend_id' => $query->createNamedParameter('backend2'),
 				'resource_id' => $query->createNamedParameter('res3'),
@@ -254,7 +254,7 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 				'group_restrictions' => $query->createNamedParameter('[]'),
 			])
 			->execute();
-		$query->insert('calendar_resources_cache')
+		$query->insert('calendar_resources')
 			->values([
 				'backend_id' => $query->createNamedParameter('backend2'),
 				'resource_id' => $query->createNamedParameter('res4'),
@@ -263,7 +263,7 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 				'group_restrictions' => $query->createNamedParameter('[]'),
 			])
 			->execute();
-		$query->insert('calendar_resources_cache')
+		$query->insert('calendar_resources')
 			->values([
 				'backend_id' => $query->createNamedParameter('backend3'),
 				'resource_id' => $query->createNamedParameter('res5'),
@@ -272,7 +272,7 @@ class UpdateCalendarResourcesRoomsBackgroundJobTest extends TestCase {
 				'group_restrictions' => $query->createNamedParameter('[]'),
 			])
 			->execute();
-		$query->insert('calendar_resources_cache')
+		$query->insert('calendar_resources')
 			->values([
 				'backend_id' => $query->createNamedParameter('backend3'),
 				'resource_id' => $query->createNamedParameter('res6'),
diff --git a/apps/dav/tests/unit/CalDAV/ResourceBooking/ResourcePrincipalBackendTest.php b/apps/dav/tests/unit/CalDAV/ResourceBooking/ResourcePrincipalBackendTest.php
index f2c6b6f5f5..90db4bb4b7 100644
--- a/apps/dav/tests/unit/CalDAV/ResourceBooking/ResourcePrincipalBackendTest.php
+++ b/apps/dav/tests/unit/CalDAV/ResourceBooking/ResourcePrincipalBackendTest.php
@@ -29,7 +29,7 @@ Class ResourcePrincipalBackendTest extends AbstractPrincipalBackendTest {
 
 		$this->principalBackend = new ResourcePrincipalBackend($this->dbConnection,
 			$this->userSession, $this->groupManager, $this->logger);
-		$this->expectedDbTable = 'calendar_resources_cache';
+		$this->expectedDbTable = 'calendar_resources';
 		$this->principalPrefix = 'principals/calendar-resources';
 	}
 }
diff --git a/apps/dav/tests/unit/CalDAV/ResourceBooking/RoomPrincipalBackendTest.php b/apps/dav/tests/unit/CalDAV/ResourceBooking/RoomPrincipalBackendTest.php
index f45121f454..b55c6ddceb 100644
--- a/apps/dav/tests/unit/CalDAV/ResourceBooking/RoomPrincipalBackendTest.php
+++ b/apps/dav/tests/unit/CalDAV/ResourceBooking/RoomPrincipalBackendTest.php
@@ -29,7 +29,7 @@ Class RoomPrincipalBackendTest extends AbstractPrincipalBackendTest {
 
 		$this->principalBackend = new RoomPrincipalBackend($this->dbConnection,
 			$this->userSession, $this->groupManager, $this->logger);
-		$this->expectedDbTable = 'calendar_rooms_cache';
+		$this->expectedDbTable = 'calendar_rooms';
 		$this->principalPrefix = 'principals/calendar-rooms';
 	}
 }