diff --git a/httpi.gemspec b/httpi.gemspec
index 29ab9f2..7188766 100644
--- a/httpi.gemspec
+++ b/httpi.gemspec
@@ -17,7 +17,7 @@ Gem::Specification.new do |s|
   s.add_dependency "rack"
   s.add_dependency "ntlm-http", ">= 0.1.1"
 
-  s.add_development_dependency "httpclient", "~> 2.1.5"
+  s.add_development_dependency "httpclient", "~> 2.1.7"
   s.add_development_dependency "curb", "~> 0.7.8"
 
   s.add_development_dependency "rspec", "~> 2.2"