diff --git a/Gemfile.lock b/Gemfile.lock
index 4bd8e55..8154710 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -43,7 +43,7 @@ GEM
     faraday (0.8.4)
       multipart-post (~> 1.1)
     hashie (1.2.0)
-    hike (1.2.1)
+    hike (1.2.3)
     httpauth (0.2.0)
     i18n (0.6.1)
     journey (1.0.4)
@@ -73,7 +73,7 @@ GEM
       oauth2 (~> 0.8.0)
       omniauth (~> 1.0)
     polyglot (0.3.3)
-    rack (1.4.1)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)
@@ -103,13 +103,13 @@ GEM
       railties (~> 3.2.0)
       sass (>= 3.1.10)
       tilt (~> 1.3)
-    sprockets (2.1.3)
+    sprockets (2.1.4)
       hike (~> 1.2)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
     sqlite3 (1.3.6)
     thor (0.16.0)
-    tilt (1.3.3)
+    tilt (1.4.1)
     treetop (1.4.12)
       polyglot
       polyglot (>= 0.3.1)