diff --git a/lib/private/server.php b/lib/private/server.php
index 8fdeec5281..7fa668b222 100644
--- a/lib/private/server.php
+++ b/lib/private/server.php
@@ -492,7 +492,7 @@ class Server extends SimpleContainer implements IServerContainer {
 	/**
 	 * Returns the root folder of ownCloud's data directory
 	 *
-	 * @return \OCP\Files\Folder
+	 * @return \OCP\Files\IRootFolder
 	 */
 	public function getRootFolder() {
 		return $this->query('RootFolder');
diff --git a/lib/public/iservercontainer.php b/lib/public/iservercontainer.php
index 428c91429e..5dd545aed3 100644
--- a/lib/public/iservercontainer.php
+++ b/lib/public/iservercontainer.php
@@ -87,7 +87,7 @@ interface IServerContainer {
 	/**
 	 * Returns the root folder of ownCloud's data directory
 	 *
-	 * @return \OCP\Files\Folder
+	 * @return \OCP\Files\IRootFolder
 	 * @since 6.0.0
 	 */
 	public function getRootFolder();