diff --git a/repos/system_upgrade/common/actors/addupgradebootentry/libraries/addupgradebootentry.py b/repos/system_upgrade/common/actors/addupgradebootentry/libraries/addupgradebootentry.py
index 77132e8e1c..7fbd45911e 100644
--- a/repos/system_upgrade/common/actors/addupgradebootentry/libraries/addupgradebootentry.py
+++ b/repos/system_upgrade/common/actors/addupgradebootentry/libraries/addupgradebootentry.py
@@ -269,7 +269,7 @@ def construct_cmdline_args_for_livemode():
     liveimg = os.path.basename(livemode_artifacts.squashfs)
     livedir = os.path.dirname(livemode_artifacts.squashfs)
 
-    args = {}
+    args = {'rw': None}
 
     # if an URL is defined, boot over the network (http, nfs, ftp, ...)
     if livemode_config.url: