diff --git a/hps.gemspec b/hps.gemspec
index 6ebbb83..7e4da97 100644
--- a/hps.gemspec
+++ b/hps.gemspec
@@ -22,7 +22,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "rake"
   spec.add_development_dependency "rspec"
   spec.add_development_dependency "pry"
-  spec.add_dependency('builder', '>= 2.1.2', '< 4.0.0')
-  spec.add_dependency('activesupport', '>= 2.3.14', '< 5.0.0')  
+  spec.add_dependency('builder', '>= 2.1.2')
+  spec.add_dependency('activesupport', '>= 2.3.14')  
 
 end