diff --git a/client/bin/partition.py b/client/bin/partition.py
index 355d1b3..7381f75 100644
--- a/client/bin/partition.py
+++ b/client/bin/partition.py
@@ -185,7 +185,7 @@
     mount_info = set()
     for p in partition_list:
         try:
-            uuid = utils.system_output('blkid -s UUID -o value %s' % p.device)
+            uuid = utils.system_output('blkid -p -s UUID -o value %s' % p.device)
         except error.CmdError:
             # fall back to using the partition
             uuid = p.device