diff --git a/Gemfile.lock b/Gemfile.lock
index 50ab8ea..2339e6e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -44,7 +44,6 @@ GEM
     capistrano_colors (0.5.5)
     capistrano_rsync_with_remote_cache (2.4.0)
       capistrano (>= 2.1.0)
-    celluloid (0.10.0)
     chronic (0.6.7)
     coffee-rails (3.2.2)
       coffee-script (>= 2.2.0)
@@ -55,7 +54,7 @@ GEM
     coffee-script-source (1.2.0)
     columnize (0.3.6)
     commonjs (0.2.5)
-    connection_pool (0.9.1)
+    connection_pool (2.2.5)
     crack (0.3.1)
     daemons (1.1.9)
     database_cleaner (0.7.2)
@@ -132,7 +131,7 @@ GEM
       treetop (~> 1.4.8)
     marked (1.2.2)
     mime-types (1.19)
-    multi_json (1.5.0)
+    multi_json (1.15.0)
     multipart-post (1.1.5)
     mysql2 (0.3.11)
     net-scp (1.0.4)
@@ -159,10 +158,10 @@ GEM
     permanent_records (2.1.2)
       activerecord
     polyglot (0.3.3)
-    rack (1.4.3)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
-    rack-protection (1.2.0)
+    rack-protection (1.5.5)
       rack
     rack-ssl (1.3.2)
       rack
@@ -186,9 +185,7 @@ GEM
     rake (10.0.3)
     rdoc (3.12)
       json (~> 1.4)
-    redis (2.2.2)
-    redis-namespace (1.1.0)
-      redis (< 3.0.0)
+    redis (4.5.1)
     responders (0.9.1)
       railties (~> 3.1)
     rspec (2.9.0)
@@ -210,12 +207,11 @@ GEM
       sass (>= 3.1.10)
       tilt (~> 1.3)
     shoulda-matchers (1.0.0)
-    sidekiq (0.11.1)
-      celluloid (~> 0.10.0)
-      connection_pool (~> 0.9.0)
-      multi_json
-      redis
-      redis-namespace
+    sidekiq (5.2.8)
+      connection_pool (~> 2.2, >= 2.2.2)
+      rack (< 2.1.0)
+      rack-protection (>= 1.5.0)
+      redis (>= 3.3.5, < 5)
     simple_form (2.0.1)
       actionpack (~> 3.0)
       activemodel (~> 3.0)