diff --git a/attributes/default.rb b/attributes/default.rb
index 51a7743..1fc045b 100644
--- a/attributes/default.rb
+++ b/attributes/default.rb
@@ -46,4 +46,4 @@
 
 # The name of the tarball to download (this is automatically calculated from
 # the phantomjs version and kernel type)
-default['phantomjs']['basename'] = "phantomjs-#{node['phantomjs']['version']}-linux-#{node['kernel']['machine']}"
+default['phantomjs']['basename'] = "phantomjs-%{version}-linux-%{machine}"
diff --git a/recipes/source.rb b/recipes/source.rb
index ae17671..181d70f 100644
--- a/recipes/source.rb
+++ b/recipes/source.rb
@@ -28,9 +28,9 @@
 node['phantomjs']['packages'].each { |name| package name }
 
 version  = node['phantomjs']['version']
-base_url = node['phantomjs']['base_url']
+base_url = node['phantomjs']['base_url'] % { version: version }
 src_dir  = node['phantomjs']['src_dir']
-basename = node['phantomjs']['basename']
+basename = node['phantomjs']['basename'] % { version: version, machine: node['kernel']['machine'] }
 checksum = node['phantomjs']['checksum']
 
 remote_file "#{src_dir}/#{basename}.tar.bz2" do