postgresql.conf in rubber-2.13.0

- old
+ new

@@ -185,10 +185,10 @@
 				# (change requires restart)
 #archive_command = ''		# command to use to archive a logfile segment
 #archive_timeout = 0		# force a logfile segment switch after this
 				# number of seconds; 0 disables
 
-<%- if rubber_instances[rubber_env.host].role_names.include?('postgresql_master') %>
+<%- if rubber_instance.role_names.include?('postgresql_master') %>
 # - Streaming Replication -
 
 #------------------------------------------------------------------------------
 # REPLICATION
 #------------------------------------------------------------------------------
\ No newline at end of file