diff --git a/cruise_config.rb b/cruise_config.rb
index 1e19998ae..ee3c7f72b 100644
--- a/cruise_config.rb
+++ b/cruise_config.rb
@@ -1,5 +1,5 @@
 require 'fileutils'
 
 Project.configure do |project|
-  project.build_command = 'source /usr/local/rvm/scripts/rvm && rvm use ruby-1.8.7-p249 && gem update --system && ruby lib/cruise/build.rb'
+  project.build_command = 'source /usr/local/rvm/scripts/rvm && rvm use ruby-1.8.7-p249@diaspora && gem update --system && ruby lib/cruise/build.rb'
 end
diff --git a/lib/cruise/build.rb b/lib/cruise/build.rb
index df4c3250b..90bd5a7fb 100644
--- a/lib/cruise/build.rb
+++ b/lib/cruise/build.rb
@@ -8,7 +8,7 @@ end
 
 def rake(*tasks)
   tasks.each do |task|
-    return false unless system("#{root_dir}/bin/rake", task, 'RAILS_ENV=test')
+    return false unless system("rake", task, 'RAILS_ENV=test')
   end
 end