diff --git a/Gemfile b/Gemfile
index 2b4e91c..2b3ce0b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -4,9 +4,9 @@ gemspec
 
 gem 'rspec', '~> 2.0.1'
 gem "sinatra", "1.0.0"
-gem "mongrel", '~> 1.2.pre'
 gem "rake"
 
-gem "ruby-debug",   :platforms => :ruby_18
-gem "ruby-debug19", :platforms => :ruby_19
-
+group :development do
+  gem "ruby-debug",   :platforms => :ruby_18
+  gem "ruby-debug19", :platforms => :ruby_19
+end
diff --git a/Gemfile.lock b/Gemfile.lock
index 4d5d102..f378abb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -19,10 +19,8 @@ GEM
     childprocess (0.1.9)
       ffi (~> 1.0.6)
     columnize (0.3.4)
-    daemons (1.0.10)
     diff-lcs (1.1.2)
     ffi (1.0.9)
-    gem_plugin (0.2.3)
     json_pure (1.5.3)
     linecache (0.46)
       rbx-require-relative (> 0.0.4)
@@ -31,9 +29,6 @@ GEM
     mechanize (1.0.0)
       nokogiri (>= 1.2.1)
     mime-types (1.16)
-    mongrel (1.2.0.pre2)
-      daemons (~> 1.0.10)
-      gem_plugin (~> 0.2.3)
     nokogiri (1.5.0)
     rack (1.3.0)
     rack-test (0.6.0)
@@ -81,7 +76,6 @@ PLATFORMS
 
 DEPENDENCIES
   capybara-mechanize!
-  mongrel (~> 1.2.pre)
   rake
   rspec (~> 2.0.1)
   ruby-debug