diff --git a/plugins/shopping_cart/lib/shopping_cart_plugin.rb b/plugins/shopping_cart/lib/shopping_cart_plugin.rb
index 6137341..c1dd258 100644
--- a/plugins/shopping_cart/lib/shopping_cart_plugin.rb
+++ b/plugins/shopping_cart/lib/shopping_cart_plugin.rb
@@ -9,7 +9,7 @@ class ShoppingCartPlugin < Noosfero::Plugin
   end
 
   def add_to_cart_button(item, enterprise = context.profile)
-    if enterprise.shopping_cart
+    if enterprise.shopping_cart && item.available
        lambda {
          link_to(_('Add to cart'), "add:#{item.name}",
            :class => 'cart-add-item',
diff --git a/plugins/shopping_cart/test/unit/shopping_cart_plugin_test.rb b/plugins/shopping_cart/test/unit/shopping_cart_plugin_test.rb
index 2ad1d5a..2b00cea 100644
--- a/plugins/shopping_cart/test/unit/shopping_cart_plugin_test.rb
+++ b/plugins/shopping_cart/test/unit/shopping_cart_plugin_test.rb
@@ -19,4 +19,12 @@ class ShoppingCartPluginTest < Test::Unit::TestCase
     assert shopping_cart.stylesheet?
   end
 
+  should 'not add button if product unavailable' do
+    product = fast_create(Product, :available => false)
+    enterprise = mock()
+    enterprise.stubs(:shopping_cart).returns(true)
+
+    assert_nil shopping_cart.add_to_cart_button(product, enterprise)
+  end
+
 end
--
libgit2 0.21.2