Index: cloud-init-0.7.2/tools/21-cloudinit.conf
===================================================================
--- cloud-init-0.7.2.orig/tools/21-cloudinit.conf
+++ cloud-init-0.7.2/tools/21-cloudinit.conf
@@ -1,5 +1,5 @@
 # Log cloudinit generated log messages to file
-:syslogtag, isequal, "[CLOUDINIT]" /var/log/cloud-init.log
+:programname, isequal, "cloud-init" /var/log/cloud-init.log
 
 # comment out the following line to allow CLOUDINIT messages through.
 # Doing so means you'll also get CLOUDINIT messages in /var/log/syslog