--- ext/config/conf.d/global.conf.orig	2017-08-02 20:34:12.049821329 -0700
+++ ext/config/conf.d/global.conf	2017-08-02 20:35:03.130347445 -0700
@@ -1,5 +1,5 @@
 global: {
     # Path to logback logging configuration file; for more
     # info, see http://logback.qos.ch/manual/configuration.html
-    logging-config: /etc/puppetlabs/puppetserver/logback.xml
+    logging-config: %%PREFIX%%/etc/puppetserver/logback.xml
 }