diff --git a/Gemfile b/Gemfile
index a4d00b2..e318485 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,20 +1,4 @@
 source "https://rubygems.org"
 
-## TODO: move to epafh.gemspect
-gem 'mail', '~> 2.6.3'
-gem 'json'
-gem 'thor'
-gem 'pry'
-gem 'pry-rescue'
-
-# manage remote API/web page
-gem 'mechanize'
-
-# terminal colors
-gem 'colorize' 
-
-# for hash validation
-gem 'hash_validator'
-
 # Specify your gem's dependencies in epafh.gemspec
 gemspec
diff --git a/epafh.gemspec b/epafh.gemspec
index 4d486ba..ac0f5a9 100644
--- a/epafh.gemspec
+++ b/epafh.gemspec
@@ -29,4 +29,12 @@ Gem::Specification.new do |spec|
 
   spec.add_development_dependency "bundler", "~> 1.10"
   spec.add_development_dependency "rake", "~> 10.0"
+  spec.add_runtime_dependency "mail", "~> 2.6.3"
+  spec.add_runtime_dependency "json"
+  spec.add_runtime_dependency "thor"
+  spec.add_runtime_dependency "mechanize"
+  spec.add_runtime_dependency "colorize"
+  spec.add_runtime_dependency "hash_validator"
+  spec.add_runtime_dependency "pry"
+  spec.add_runtime_dependency "pry-rescue"
 end