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-rw-r--r--cinder/backup/driver.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/cinder/backup/driver.py b/cinder/backup/driver.py
index f4dc24d69..32bbe0bf6 100644
--- a/cinder/backup/driver.py
+++ b/cinder/backup/driver.py
@@ -374,7 +374,7 @@ class BackupDriver(base.Base, metaclass=abc.ABCMeta):
return
@abc.abstractmethod
- def restore(self, backup, volume_id, volume_file):
+ def restore(self, backup, volume_id, volume_file, volume_is_new):
"""Restore a saved backup.
Some I/O operations may block greenthreads, so in order to prevent