Restoring database to localdb instance

I'm trying out the new localdb version of express. I like what I see, but I'm having problems restoring existing databases into the localdb instance. Here's my script:
ALTER DATABASE MyDatabase SET SINGLE_USER WITH ROLLBACK IMMEDIATE RESTORE DATABASE MyDatabase FROM DISK = 'D:\Databases\Backup\MyDatabase_backup_2012_05_13_225810_0645069.bak' WITH MOVE 'MyDatabase.Data' TO 'D:\Databases\MyDatabase.mdf', MOVE 'MyDatabase.Log' TO 'D:\Databases\MyDatabase_log.ldf', REPLACE ALTER DATABASE MyDatabase SET MULTI_USER GO However, the restore fails with the following message:
Processed 8648 pages for database 'MyDatabase', file 'MyDatabase.Data' on file 1. Processed 2 pages for database 'MyDatabase', file 'MyDatabase.Log' on file 1. Msg 1853, Level 16, State 1, Line 7 The logical database file 'MyDatabase.Log' cannot be found. Specify the full path for the file. Msg 3167, Level 16, State 1 ...