diff --git a/Gemfile.lock b/Gemfile.lock
index 45f8b5a0c..b91cc33f1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -99,7 +99,6 @@ GEM
     multi_json (1.5.0)
     nokogiri (1.5.5)
     polyglot (0.3.3)
-    psych (1.3.4)
     rack (1.4.4)
     rack-cache (1.2)
       rack (>= 0.4)
@@ -177,7 +176,6 @@ DEPENDENCIES
   database_cleaner (= 0.8.0)
   factory_girl_rails (= 3.5.0)
   minitest (~> 4.7.0)
-  psych (~> 1.3.4)
   rspec-rails (= 2.12.2)
   shoulda-matchers (= 1.2.0)
   sqlite3 (= 1.3.6)
diff --git a/clearance.gemspec b/clearance.gemspec
index ad98b416e..bfcaab904 100644
--- a/clearance.gemspec
+++ b/clearance.gemspec
@@ -34,7 +34,6 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'database_cleaner', '0.8.0'
   s.add_development_dependency 'factory_girl_rails', '3.5.0'
   s.add_development_dependency 'minitest', '~> 4.7.0'
-  s.add_development_dependency 'psych', '~> 1.3.4'
   s.add_development_dependency 'rspec-rails', '2.12.2'
   s.add_development_dependency 'shoulda-matchers', '1.2.0'
   s.add_development_dependency 'sqlite3', '1.3.6'
diff --git a/gemfiles/3.0.20.gemfile.lock b/gemfiles/3.0.20.gemfile.lock
index dfdad1f74..8e45e873e 100644
--- a/gemfiles/3.0.20.gemfile.lock
+++ b/gemfiles/3.0.20.gemfile.lock
@@ -36,7 +36,6 @@ GEM
       activemodel (= 3.0.20)
       activesupport (= 3.0.20)
     activesupport (3.0.20)
-    ansi (1.4.3)
     appraisal (0.4.1)
       bundler
       rake
@@ -97,7 +96,6 @@ GEM
     multi_json (1.5.0)
     nokogiri (1.5.6)
     polyglot (0.3.3)
-    psych (1.3.4)
     rack (1.2.7)
     rack-mount (0.6.14)
       rack (>= 1.0.0)
@@ -149,8 +147,6 @@ GEM
     treetop (1.4.12)
       polyglot
       polyglot (>= 0.3.1)
-    turn (0.9.6)
-      ansi
     tzinfo (0.3.35)
     websocket (1.0.7)
     xpath (0.1.4)
@@ -170,10 +166,8 @@ DEPENDENCIES
   database_cleaner (= 0.8.0)
   factory_girl_rails (= 3.5.0)
   minitest (~> 4.7.0)
-  psych (~> 1.3.4)
   rails (= 3.0.20)
   rspec-rails (= 2.12.2)
   shoulda-matchers (= 1.2.0)
   sqlite3 (= 1.3.6)
   timecop (= 0.3.5)
-  turn (~> 0.9.6)
diff --git a/gemfiles/3.1.11.gemfile.lock b/gemfiles/3.1.11.gemfile.lock
index 7166decd8..110755d21 100644
--- a/gemfiles/3.1.11.gemfile.lock
+++ b/gemfiles/3.1.11.gemfile.lock
@@ -96,7 +96,6 @@ GEM
     multi_json (1.6.0)
     nokogiri (1.5.6)
     polyglot (0.3.3)
-    psych (1.3.4)
     rack (1.3.10)
     rack-cache (1.2)
       rack (>= 0.4)
@@ -177,7 +176,6 @@ DEPENDENCIES
   database_cleaner (= 0.8.0)
   factory_girl_rails (= 3.5.0)
   minitest (~> 4.7.0)
-  psych (~> 1.3.4)
   rails (= 3.1.11)
   rspec-rails (= 2.12.2)
   shoulda-matchers (= 1.2.0)
diff --git a/gemfiles/3.2.12.gemfile.lock b/gemfiles/3.2.12.gemfile.lock
index a1a67a725..d0af225f9 100644
--- a/gemfiles/3.2.12.gemfile.lock
+++ b/gemfiles/3.2.12.gemfile.lock
@@ -36,7 +36,6 @@ GEM
     activesupport (3.2.12)
       i18n (~> 0.6)
       multi_json (~> 1.0)
-    ansi (1.4.3)
     appraisal (0.4.1)
       bundler
       rake
@@ -97,7 +96,6 @@ GEM
     multi_json (1.6.0)
     nokogiri (1.5.6)
     polyglot (0.3.3)
-    psych (1.3.4)
     rack (1.4.5)
     rack-cache (1.2)
       rack (>= 0.4)
@@ -158,8 +156,6 @@ GEM
     treetop (1.4.12)
       polyglot
       polyglot (>= 0.3.1)
-    turn (0.9.6)
-      ansi
     tzinfo (0.3.35)
     websocket (1.0.7)
     xpath (0.1.4)
@@ -179,10 +175,8 @@ DEPENDENCIES
   database_cleaner (= 0.8.0)
   factory_girl_rails (= 3.5.0)
   minitest (~> 4.7.0)
-  psych (~> 1.3.4)
   rails (= 3.2.12)
   rspec-rails (= 2.12.2)
   shoulda-matchers (= 1.2.0)
   sqlite3 (= 1.3.6)
   timecop (= 0.3.5)
-  turn (~> 0.9.6)
diff --git a/gemfiles/3.2.13.rc2.gemfile.lock b/gemfiles/3.2.13.rc2.gemfile.lock
index 1bc66e80d..621615283 100644
--- a/gemfiles/3.2.13.rc2.gemfile.lock
+++ b/gemfiles/3.2.13.rc2.gemfile.lock
@@ -95,7 +95,6 @@ GEM
     multi_json (1.6.1)
     nokogiri (1.5.6)
     polyglot (0.3.3)
-    psych (1.3.4)
     rack (1.4.5)
     rack-cache (1.2)
       rack (>= 0.4)
@@ -174,7 +173,6 @@ DEPENDENCIES
   cucumber-rails (= 1.1.1)
   database_cleaner (= 0.8.0)
   factory_girl_rails (= 3.5.0)
-  psych (~> 1.3.4)
   rails (= 3.2.13.rc2)
   rspec-rails (= 2.12.2)
   shoulda-matchers (= 1.2.0)