use activerecord >= 4.0.0.beta1

paranoia.gemspec

@@ -13,13 +13,13 @@ Gem::Specification.new do |s|
 
   s.required_rubygems_version = ">= 1.3.6"
   s.rubyforge_project         = "paranoia"
-  
-  s.add_dependency "activerecord", ">= 3.1.0"
+
+  s.add_dependency "activerecord", ">= 4.0.0.beta1"
 
   s.add_development_dependency "bundler", ">= 1.0.0"
   s.add_development_dependency "sqlite3"
   s.add_development_dependency "rake", "0.8.7"
-  
+
   s.files        = `git ls-files`.split("\n")
   s.executables  = `git ls-files`.split("\n").map{|f| f =~ /^bin\/(.*)/ ? $1 : nil}.compact
   s.require_path = 'lib'