Gemfile in ar_default_values-0.2.0 vs Gemfile in ar_default_values-0.3.0

@@ -3,11 +3,11 @@
 # Example:
 #   gem "activesupport", ">= 2.3.5"
 
 # Add dependencies to develop your gem here.
 # Include everything needed to run rake, tests, features, etc.
-gem "activesupport"
-gem "activerecord"
+gem "activesupport", ">= 3.0.0"
+gem "activerecord", ">= 3.0.0"
 
 group :development do
   gem "rspec"
   gem "rdoc"
   gem "bundler"