diff --git a/manifests/params.pp b/manifests/params.pp
index 7f12acc5..99e0d3cb 100644
--- a/manifests/params.pp
+++ b/manifests/params.pp
@@ -75,6 +75,7 @@
   $server               = 'splunk',
   $forwarder_installdir = undef,
   $server_installdir    = undef,
+  $splunk_user          = undef,
 ) {
 
   # Based on the small number of inputs above, we can construct sane defaults
@@ -90,9 +91,11 @@
   if $::osfamily == 'Windows' {
     $forwarder_dir = pick($forwarder_installdir, 'C:\\Program Files\\SplunkUniversalForwarder')
     $server_dir    = pick($server_installdir, 'C:/Program Files/Splunk')
+    $splunk_user   = pick($splunk_user, 'Administrator')
   } else {
     $forwarder_dir = pick($forwarder_installdir, '/opt/splunkforwarder')
     $server_dir    = pick($server_installdir, '/opt/splunk')
+    $splunk_user   = pick($splunk_user, 'root')
   }
 
   # Settings common to a kernel
@@ -238,7 +241,6 @@
   $create_password   = true
 
   $forwarder_pkg_ensure = 'installed'
-  $splunk_user = 'root'
 
   # A meta resource so providers know where splunk is installed:
   splunk_config { 'splunk':