diff --git a/conf/machine/include/sample.inc b/conf/machine/include/sample.inc
index 801706f..16e2980 100644
--- a/conf/machine/include/sample.inc
+++ b/conf/machine/include/sample.inc
@@ -19,3 +19,10 @@
        "
 
 PREFERRED_PROVIDER_virtual/obmc-phosphor-host-ipmi-hw ?= "host-ipmi-hw-example"
+PREFERRED_PROVIDER_virtual/obmc-phosphor-chassis-mgmt = "obmc-phosphor-chassisd"
+PREFERRED_PROVIDER_virtual/obmc-phosphor-event-mgmt = "obmc-phosphor-eventd"
+PREFERRED_PROVIDER_virtual/obmc-phosphor-fan-mgmt = "obmc-phosphor-fand"
+PREFERRED_PROVIDER_virtual/obmc-phosphor-flash-mgmt = "obmc-phosphor-flashd"
+PREFERRED_PROVIDER_virtual/obmc-phosphor-policy-mgmt = "obmc-phosphor-policyd"
+PREFERRED_PROVIDER_virtual/obmc-phosphor-sensor-mgmt = "obmc-phosphor-sensord"
+PREFERRED_PROVIDER_virtual/obmc-phosphor-system-mgmt = "obmc-phosphor-sysd"