diff --git a/packaging/debs/Debian/debian/postinst b/packaging/debs/Debian/debian/postinst
index c83881e6ba..56444a14c0 100644
--- a/packaging/debs/Debian/debian/postinst
+++ b/packaging/debs/Debian/debian/postinst
@@ -32,6 +32,8 @@ fi
 
 chown -R rabbitmq:rabbitmq /var/lib/rabbitmq
 chown -R rabbitmq:rabbitmq /var/log/rabbitmq
+chgrp rabbitmq /etc/rabbitmq 
+chmod g+s /etc/rabbitmq
 chmod 750 /var/lib/rabbitmq/mnesia
 chmod -R o-rwx,g-w /var/lib/rabbitmq/mnesia