diff --git a/lib/private/files/mount/manager.php b/lib/private/files/mount/manager.php
index ff4a336f34740e0ab417b878c086a81b164b31c9..91460b72730cbf735ee865cdc6c98ad33f37067a 100644
--- a/lib/private/files/mount/manager.php
+++ b/lib/private/files/mount/manager.php
@@ -23,6 +23,13 @@ class Manager {
 		$this->mounts[$mount->getMountPoint()] = $mount;
 	}
 
+	/**
+	 * @param string $mountPoint
+	 */
+	public function removeMount($mountPoint) {
+		unset($this->mounts[$mountPoint]);
+	}
+
 	/**
 	 * Find the mount for $path
 	 *
diff --git a/lib/private/files/mount/mount.php b/lib/private/files/mount/mount.php
index 0ce2f5975c719ae93347cf7dd208e01a8d4e172e..08d5ddf348be9e850904941a538ba53d3c20a1ec 100644
--- a/lib/private/files/mount/mount.php
+++ b/lib/private/files/mount/mount.php
@@ -65,6 +65,13 @@ class Mount {
 		return $this->mountPoint;
 	}
 
+	/**
+	 * @param string $mountPoint new mount point
+	 */
+	public function setMountPoint($mountPoint) {
+		$this->mountPoint = $mountPoint;
+	}
+
 	/**
 	 * create the storage that is mounted
 	 *