diff --git a/lib/gemfile_generator.rb b/lib/gemfile_generator.rb
index bc8a3ef..b41ccb9 100644
--- a/lib/gemfile_generator.rb
+++ b/lib/gemfile_generator.rb
@@ -62,7 +62,7 @@ module Rails
 # This preamble is the current preamble for Rails 3 apps; edit as needed.
 source 'http://rubygems.org'
 
-gem 'rails', '3.0.0.beta3'
+gem 'rails', '3.0.3'
 
 STR
         preamble + generate_upgraded_code
diff --git a/test/gemfile_generator_test.rb b/test/gemfile_generator_test.rb
index d0f1bd6..4de6725 100644
--- a/test/gemfile_generator_test.rb
+++ b/test/gemfile_generator_test.rb
@@ -24,7 +24,7 @@ class GemfileGeneratorTest < ActiveSupport::TestCase
 # This preamble is the current preamble for Rails 3 apps; edit as needed.
 source 'http://rubygems.org'
 
-gem 'rails', '3.0.0.beta3'
+gem 'rails', '3.0.3'
 
 STR