diff --git a/shodanz.gemspec b/shodanz.gemspec
index 008b418..ce9bce4 100644
--- a/shodanz.gemspec
+++ b/shodanz.gemspec
@@ -20,7 +20,7 @@ Gem::Specification.new do |spec|
   end
   spec.require_paths = ['lib']
 
-  spec.add_dependency 'async-http', '>= 0.38.1', '< 0.62.0'
+  spec.add_dependency 'async-http', '>= 0.38.1', '< 0.65.0'
   spec.add_dependency 'async', '>= 1.17.1', '< 2.9.0'
 
   spec.add_development_dependency 'async-rspec', '~> 1.17.0'