diff --git a/Gemfile.lock b/Gemfile.lock
index d9544ee..18733e2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -22,7 +22,7 @@ GEM
     ffi (1.2.0)
     fssm (0.2.9)
     haml (3.1.7)
-    hike (1.2.1)
+    hike (1.2.3)
     http_parser.rb (0.5.3)
     http_router (0.10.2)
       rack (>= 1.0.0)
@@ -71,7 +71,7 @@ GEM
     middleman-syntax (1.1.1)
       middleman-core (~> 3.0)
       pygments.rb (~> 0.3)
-    multi_json (1.5.0)
+    multi_json (1.15.0)
     newrelic_rpm (3.6.2.96)
     padrino-core (0.10.7)
       activesupport (~> 3.2.0)
@@ -86,7 +86,7 @@ GEM
     pygments.rb (0.5.0)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.1.0)
-    rack (1.4.1)
+    rack (1.4.7)
     rack-contrib (1.1.0)
       rack (>= 0.9.1)
     rack-livereload (0.3.13)
@@ -105,7 +105,7 @@ GEM
       rack (~> 1.3, >= 1.3.6)
       rack-protection (~> 1.2)
       tilt (~> 1.3, >= 1.3.3)
-    sprockets (2.4.5)
+    sprockets (2.4.6)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
@@ -115,7 +115,7 @@ GEM
       tilt (~> 1.1)
     syntax (1.0.0)
     thor (0.15.4)
-    tilt (1.3.3)
+    tilt (1.3.7)
     uglifier (1.2.7)
       execjs (>= 0.3.0)
       multi_json (~> 1.3)