diff --git a/Gemfile.lock b/Gemfile.lock
index ab9890a..3029284 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,8 +54,8 @@ GEM
       rack-test (>= 0.5.4)
       selenium-webdriver (~> 2.0)
       xpath (~> 0.1.4)
-    childprocess (0.2.2)
-      ffi (~> 1.0.6)
+    childprocess (0.9.0)
+      ffi (~> 1.0, >= 1.0.11)
     chunky_png (1.2.5)
     coffee-rails (3.1.1)
       coffee-script (>= 2.2.0)
@@ -95,7 +95,7 @@ GEM
       addressable (~> 2.2.6)
       multipart-post (~> 1.1.0)
       rack (>= 1.1.0, < 2)
-    ffi (1.0.9)
+    ffi (1.11.1)
     fssm (0.2.7)
     haml (3.1.3)
     haml-rails (0.3.4)
@@ -110,7 +110,6 @@ GEM
     jquery-rails (1.0.14)
       railties (~> 3.0)
       thor (~> 0.14)
-    json_pure (1.6.1)
     launchy (2.0.5)
       addressable (~> 2.2.6)
     libv8 (3.3.10.2)
@@ -248,7 +247,7 @@ GEM
     ruby-openid-apps-discovery (1.2.0)
       ruby-openid (>= 2.1.7)
     rubyntlm (0.1.1)
-    rubyzip (0.9.4)
+    rubyzip (1.3.0)
     sass (3.1.7)
     sass-rails (3.1.3)
       actionpack (~> 3.1.0)
@@ -256,11 +255,10 @@ GEM
       sass (>= 3.1.4)
       sprockets (~> 2.0.0)
       tilt (~> 1.3.2)
-    selenium-webdriver (2.7.0)
-      childprocess (>= 0.2.1)
-      ffi (>= 1.0.7)
-      json_pure
-      rubyzip
+    selenium-webdriver (2.53.4)
+      childprocess (~> 0.5)
+      rubyzip (~> 1.0)
+      websocket (~> 1.0)
     sprockets (2.0.0)
       hike (~> 1.2)
       rack (~> 1.0)
@@ -285,6 +283,7 @@ GEM
     warden (1.0.5)
       rack (>= 1.0)
     webrobots (0.0.13)
+    websocket (1.2.8)
     xpath (0.1.4)
       nokogiri (~> 1.3)
     yettings (0.1.1)