diff --git a/lib/semantic_rails_view_helpers/attributes_builder_base.rb b/lib/semantic_rails_view_helpers/attributes_builder_base.rb
index 7d14aa3..0ea6e62 100644
--- a/lib/semantic_rails_view_helpers/attributes_builder_base.rb
+++ b/lib/semantic_rails_view_helpers/attributes_builder_base.rb
@@ -42,7 +42,7 @@ module SemanticRailsViewHelpers
         value = @context.render(:partial => "attributes/#{options[:as]}", :locals => { :object => @object, :field => field, :raw_value => raw_value, :value => value })
       end
 
-      (value or '').html_safe
+      (value or '').to_s.html_safe
     end
 
     def field!(field, options = {}, &block)
diff --git a/lib/semantic_rails_view_helpers/engine.rb b/lib/semantic_rails_view_helpers/engine.rb
index 3713f95..353974b 100644
--- a/lib/semantic_rails_view_helpers/engine.rb
+++ b/lib/semantic_rails_view_helpers/engine.rb
@@ -5,7 +5,7 @@ module SemanticRailsViewHelpers
     initializer 'semantic_rails_view_helpers.initialize', :before => :load_config_initializers do |app|
       ActionView::Base.send :include, SemanticRailsViewHelpers::ViewHelpers
 
-      app.config.add_semantic_data = false if app.config.add_semantic_data.blank?
+      app.config.add_semantic_data = false if !app.config.respond_to?(:add_semantic_data)
     end
   end
 end
diff --git a/semantic_rails_view_helpers.gemspec b/semantic_rails_view_helpers.gemspec
index a2746fa..0230721 100644
--- a/semantic_rails_view_helpers.gemspec
+++ b/semantic_rails_view_helpers.gemspec
@@ -15,6 +15,6 @@ Gem::Specification.new do |gem|
   gem.require_paths = ["lib"]
   gem.version       = SemanticRailsViewHelpers::VERSION
 
-  gem.add_dependency 'capybara'
-  gem.add_dependency 'rspec'
+  #gem.add_dependency 'capybara'
+  #gem.add_dependency 'rspec'
 end