diff --git a/Gemfile.lock b/Gemfile.lock
index 550ccf3..2cd35ce 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -35,7 +35,7 @@ GEM
     columnize (0.3.4)
     diff-lcs (1.1.3)
     erubis (2.7.0)
-    hike (1.2.1)
+    hike (1.2.3)
     i18n (0.6.0)
     json (1.6.1)
     linecache19 (0.5.12)
@@ -47,7 +47,7 @@ GEM
     mime-types (1.16)
     multi_json (1.0.3)
     polyglot (0.3.2)
-    rack (1.3.4)
+    rack (1.3.10)
     rack-cache (1.1)
       rack (>= 0.4)
     rack-mount (0.8.3)
@@ -96,12 +96,12 @@ GEM
       multi_json (~> 1.0.3)
       simplecov-html (~> 0.5.3)
     simplecov-html (0.5.3)
-    sprockets (2.0.2)
+    sprockets (2.0.5)
       hike (~> 1.2)
       rack (~> 1.0)
       tilt (~> 1.1, != 1.3.0)
     thor (0.14.6)
-    tilt (1.3.3)
+    tilt (1.4.1)
     timecop (0.3.5)
     treetop (1.4.10)
       polyglot