diff --git a/recipes/source.rb b/recipes/source.rb
index d8553a2..4df99e2 100644
--- a/recipes/source.rb
+++ b/recipes/source.rb
@@ -27,7 +27,9 @@
 include_recipe "build-essential"
 include_recipe "erlang::source"
 
-group "riak"
+group "riak" do
+  system true
+end
 
 user "riak" do
   gid "riak"
@@ -78,4 +80,4 @@
     checksum
     notifies :restart, "service[riak]"
   end
-end
\ No newline at end of file
+end