diff --git a/apex.gemspec b/apex.gemspec
index 7e7c5a6f9b66d0806c851aa7acfd0a432b22df94..694a80d6400f5a8277af436a471e82b349345fcb 100644
--- a/apex.gemspec
+++ b/apex.gemspec
@@ -28,12 +28,12 @@ Gem::Specification.new do |spec|
   spec.executables   = spec.files.grep(%r{^exe/}) { |f| File.basename(f) }
   spec.require_paths = ['lib']
 
-  spec.add_development_dependency 'abstraction', '~> 0.0.4'
-  spec.add_development_dependency 'json', '~> 1.8.3'
   spec.add_development_dependency 'bundler'
   spec.add_development_dependency 'rake'
   spec.add_development_dependency 'rdoc'
   spec.add_development_dependency 'aruba'
-  spec.add_development_dependency 'serialport'
+  spec.add_dependency 'abstraction', '~> 0.0.4'
+  spec.add_dependency 'json', '~> 1.8.3'
+  spec.add_dependency 'serialport'
   spec.add_dependency 'methadone'
 end