--- dist/tpm2-abrmd.conf.orig	2019-08-27 23:12:36 UTC
+++ dist/tpm2-abrmd.conf
@@ -2,7 +2,7 @@
  "http://www.freedesktop.org/standards/dbus/1.0/busconfig.dtd">
 <busconfig>
   <!-- ../system.conf have denied everything, so we just punch some holes -->
-  <policy user="tss">
+  <policy user="_tss">
     <allow own="com.intel.tss2.Tabrmd"/>
   </policy>
   <policy user="root">