biggs.gemspec in biggs-0.2.0 vs biggs.gemspec in biggs-0.2.1

@@ -17,10 +17,10 @@
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")
   s.executables   = `git ls-files -- bin/*`.split("\n").map{ |f| File.basename(f) }
   s.require_paths = ["lib"]
 
-  s.add_dependency 'activerecord',            '>= 3.0'
+  s.add_dependency 'activerecord',            '~> 3.0'
   s.add_development_dependency 'rake'
   s.add_development_dependency 'rspec',       '>= 2.4.0'
   s.add_development_dependency 'sqlite3-ruby'
 end