diff --git a/modules/rhizo_base/files/stack b/modules/rhizo_base/files/stack
index 59de419..3c35946 100644
--- a/modules/rhizo_base/files/stack
+++ b/modules/rhizo_base/files/stack
@@ -4,4 +4,9 @@ if [ "$1" == "" ] ; then
 else
   _cmd=$1
 fi
+if [ "$_cmd" == "policy" ] ; then
+  apt policy osmo-stp osmo-bsc osmo-msc osmo-hlr osmo-mgw osmo-sgsn osmo-sip-connector 2>/dev/null| grep '^osmo-\|Installed\|Candidate'
+  exit
+fi
+
 systemctl $_cmd osmo-stp osmo-bsc osmo-msc osmo-hlr osmo-mgw osmo-sgsn osmo-sip-connector