diff --git a/starcluster/volume.py b/starcluster/volume.py
index 06b2eda5f..2e036d87f 100644
--- a/starcluster/volume.py
+++ b/starcluster/volume.py
@@ -43,10 +43,9 @@ class VolumeCreator(cluster.Cluster):
     """
     def __init__(self, ec2_conn, spot_bid=None, keypair=None,
                  key_location=None, host_instance=None, device='/dev/sdz',
-                 image_id=static.BASE_AMI_32['us-east-1'],
-                 instance_type="t1.micro", shutdown_instance=False,
-                 detach_vol=False, mkfs_cmd='mkfs.ext3 -F',
-                 resizefs_cmd='resize2fs', **kwargs):
+                 image_id=static.BASE_AMI_32['us-east-1'], instance_type="t1.micro",
+                 shutdown_instance=False, detach_vol=False,
+                 mkfs_cmd='mkfs.ext3 -F', resizefs_cmd='resize2fs', **kwargs):
         self._host_instance = host_instance
         self._instance = None
         self._volume = None