1 files changed, 1 insertions, 1 deletions

diff --git a/scripts/lib/wic/plugins/source/bootimg-pcbios.py b/scripts/lib/wic/plugins/source/bootimg-pcbios.py
index 4b9b26552a..0be2b78e51 100644
--- a/scripts/lib/wic/plugins/source/bootimg-pcbios.py
+++ b/scripts/lib/wic/plugins/source/bootimg-pcbios.py
@@ -63,7 +63,7 @@ class BootimgPcbiosPlugin(SourcePlugin):
 
         full_path = creator._full_path(workdir, disk_name, "direct")
         msger.debug("Installing MBR on disk %s as %s with size %s bytes" \
-                    % (disk_name, full_path, disk['min_size']))
+                    % (disk_name, full_path, disk.min_size))
 
         rcode = runner.show(['dd', 'if=%s' % mbrfile,
                              'of=%s' % full_path, 'conv=notrunc'])