diff --git a/Gemfile.lock b/Gemfile.lock
index 546d377e..77d5d8e3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -20,12 +20,12 @@ GEM
       rack-test (>= 0.5.4)
       selenium-webdriver (~> 2.0)
       xpath (~> 0.1.4)
-    childprocess (0.3.1)
-      ffi (~> 1.0.6)
+    childprocess (0.9.0)
+      ffi (~> 1.0, >= 1.0.11)
     coderay (1.0.7)
     edavis10-object_daddy (0.4.3)
     fastercsv (1.5.4)
-    ffi (1.0.11)
+    ffi (1.15.5)
     gravatarify (3.0.0)
     i18n (0.8.0)
     liquid (2.3.0)
@@ -34,7 +34,6 @@ GEM
     mini_portile2 (2.5.1)
     mocha (0.10.0)
       metaclass (~> 0.0.1)
-    multi_json (1.1.0)
     mysql (2.8.1)
     mysql2 (0.2.18)
     net-ldap (0.3.1)
@@ -57,17 +56,17 @@ GEM
     rdoc (6.3.1)
     ruby-openid (2.1.8)
     rubytree (0.5.3)
-    rubyzip (0.9.6.1)
-    selenium-webdriver (2.20.0)
-      childprocess (>= 0.2.5)
-      ffi (~> 1.0)
-      multi_json (~> 1.0)
-      rubyzip
+    rubyzip (1.3.0)
+    selenium-webdriver (2.53.4)
+      childprocess (~> 0.5)
+      rubyzip (~> 1.0)
+      websocket (~> 1.0)
     shoulda (2.10.3)
     sqlite3 (1.3.5)
     sqlite3-ruby (1.2.5)
     test-unit (2.5.1)
     tzinfo (0.3.31)
+    websocket (1.2.9)
     xpath (0.1.4)
       nokogiri (~> 1.3)