diff --git a/attributes/default.rb b/attributes/default.rb
index 16677b0..39f6730 100644
--- a/attributes/default.rb
+++ b/attributes/default.rb
@@ -14,6 +14,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+default['postfix']['packages'] = %w[postfix]
+
 # Generic cookbook attributes
 default['postfix']['mail_type'] = 'client'
 default['postfix']['relayhost_role'] = 'relayhost'
diff --git a/recipes/_common.rb b/recipes/_common.rb
index 37acc31..354dcec 100644
--- a/recipes/_common.rb
+++ b/recipes/_common.rb
@@ -19,7 +19,7 @@
 
 include_recipe 'postfix::_attributes'
 
-package 'postfix'
+package node['postfix']['packages']
 
 package 'procmail' if node['postfix']['use_procmail']