diff --git a/Gemfile.lock b/Gemfile.lock
index 9461798..698c567 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -58,7 +58,7 @@ GEM
       dotenv (>= 0.7)
       thor (>= 0.13.6)
     hashie (2.0.4)
-    hike (1.2.2)
+    hike (1.2.3)
     httpauth (0.2.0)
     i18n (0.6.1)
     journey (1.0.4)
@@ -74,7 +74,7 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.23)
-    multi_json (1.7.2)
+    multi_json (1.13.1)
     multipart-post (1.2.0)
     newrelic_rpm (3.6.2.96)
     oauth2 (0.8.1)
@@ -97,7 +97,7 @@ GEM
     pusher (0.11.3)
       multi_json (~> 1.0)
       signature (~> 0.1.6)
-    rack (1.4.5)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.3)
@@ -129,13 +129,13 @@ GEM
       sass (>= 3.1.10)
       tilt (~> 1.3)
     signature (0.1.7)
-    sprockets (2.2.2)
+    sprockets (2.2.3)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
     thor (0.18.1)
-    tilt (1.3.7)
+    tilt (1.4.1)
     treetop (1.4.12)
       polyglot
       polyglot (>= 0.3.1)