diff --git a/Gemfile b/Gemfile
index d986d5c..5add84c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -6,6 +6,7 @@ gem 'RedCloth', '>= 4.1.1'
 
 group :development do
   gem 'rspec-rails'
+  gem 'annotate-models'
 end
 
 group :test do
diff --git a/Gemfile.lock b/Gemfile.lock
index 1df9860..460d54d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -29,6 +29,7 @@ GEM
       activemodel (= 3.0.3)
       activesupport (= 3.0.3)
     activesupport (3.0.3)
+    annotate-models (1.0.4)
     arel (2.0.6)
     builder (2.1.2)
     diff-lcs (1.1.2)
@@ -90,6 +91,7 @@ PLATFORMS
 
 DEPENDENCIES
   RedCloth (>= 4.1.1)
+  annotate-models
   rails
   rspec
   rspec-rails