rest-in-peace.gemspec in rest-in-peace-2.0.3 vs rest-in-peace.gemspec in rest-in-peace-2.0.4

@@ -15,10 +15,10 @@
   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_runtime_dependency 'activemodel', '>= 3.2', '< 4.2'
+  s.add_runtime_dependency 'activemodel', '>= 3.2', '< 5'
 
   s.add_development_dependency 'rake', '~> 10.0'
   s.add_development_dependency 'rspec', '~> 3.0'
   s.add_development_dependency 'guard', '~> 2.6', '>= 2.6.1'
   s.add_development_dependency 'guard-rspec', '~> 4.2', '>= 4.2.0'