diff --git a/mailcatcher.gemspec b/mailcatcher.gemspec
index 1a1d5ca..3e8f54f 100644
--- a/mailcatcher.gemspec
+++ b/mailcatcher.gemspec
@@ -30,17 +30,17 @@ Gem::Specification.new do |s|
   s.required_ruby_version = '>= 1.8.7'
 
   s.add_dependency "activesupport", "~> 3.0"
-  s.add_dependency "eventmachine",  "~> 0.12"
-  s.add_dependency "mail",          "~> 2.3"
-  s.add_dependency "sqlite3",       "~> 1.3"
-  s.add_dependency "thin",          "~> 1.2"
-  s.add_dependency "skinny",        "~> 0.1"
-  s.add_dependency "sinatra",       "~> 1.2"
-  s.add_dependency "haml",          "~> 3.1"
+  s.add_dependency "eventmachine", "~> 0.12"
+  s.add_dependency "haml", "~> 3.1"
+  s.add_dependency "mail", "~> 2.3"
+  s.add_dependency "sinatra", "~> 1.2"
+  s.add_dependency "skinny", "~> 0.2"
+  s.add_dependency "sqlite3", "~> 1.3"
+  s.add_dependency "thin", "~> 1.2"
 
+  s.add_development_dependency "coffee-script", "~> 2.2"
+  s.add_development_dependency "compass", "~> 0.11.1"
   s.add_development_dependency "rake"
   s.add_development_dependency "rdoc"
   s.add_development_dependency "sass", "~> 3.1"
-  s.add_development_dependency "compass", "~> 0.11.1"
-  s.add_development_dependency "coffee-script", "~> 2.2"
 end