diff --git a/salt/common/tools/sbin/soup b/salt/common/tools/sbin/soup
index 751a2413c..6fb139909 100755
--- a/salt/common/tools/sbin/soup
+++ b/salt/common/tools/sbin/soup
@@ -802,7 +802,7 @@ else
   systemctl start salt-master
 
   # Testing that that salt-master is up by checking that is it connected to itself
-  retry 50 10 "salt-run manage.up -l error | grep $MINIONID"
+  retry 50 10 "salt-run manage.up -l error | grep \"$MINIONID\""
 
   echo ""
   echo "Ensuring python modules for Salt are installed and patched."