diff --git a/Gemfile.lock b/Gemfile.lock
index c5d3679..dc7ae26 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -28,7 +28,7 @@ GEM
       diff-lcs (~> 1.1.2)
     rspec-mocks (2.4.0)
     term-ansicolor (1.0.5)
-    trollop (1.16.2)
+    trollop (2.9.9)
 
 PLATFORMS
   ruby
@@ -39,4 +39,4 @@ DEPENDENCIES
   rake
   right_http_connection!
   rspec (~> 2.3)
-  trollop (~> 1.16)
+  trollop (~> 2.9)
diff --git a/right_http_connection.gemspec b/right_http_connection.gemspec
index 95f9e67..23e5416 100644
--- a/right_http_connection.gemspec
+++ b/right_http_connection.gemspec
@@ -44,7 +44,7 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency('rspec', "~> 2.3")
   spec.add_development_dependency('cucumber', "~> 0.8")
   spec.add_development_dependency('flexmock', "~> 0.8.11")
-  spec.add_development_dependency('trollop', "~> 1.16")
+  spec.add_development_dependency('trollop', "~> 2.9")
 
   spec.description = <<-EOF
 Rightscale::HttpConnection is a robust HTTP/S library.  It implements a retry