diff --git a/Gemfile.lock b/Gemfile.lock
index 794c633..15789b5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -96,7 +96,7 @@ GEM
     method_source (0.8.2)
     mime-types (1.25.1)
     minitest (4.7.5)
-    multi_json (1.10.1)
+    multi_json (1.14.1)
     newrelic_rpm (3.9.7.266)
     pg (0.17.1)
     polyglot (0.3.5)
@@ -106,7 +106,7 @@ GEM
       slop (~> 3.4)
     pry-rails (0.3.2)
       pry (>= 0.9.10)
-    rack (1.5.2)
+    rack (1.5.5)
     rack-test (0.6.2)
       rack (>= 1.0)
     rails (4.0.2)
@@ -142,7 +142,7 @@ GEM
       json (~> 1.7, >= 1.7.7)
       rdoc (~> 4.0)
     slop (3.6.0)
-    sprockets (2.12.3)
+    sprockets (2.12.5)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)