diff --git a/Gemfile.lock b/Gemfile.lock
index ec89f57..64c368e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -33,7 +33,7 @@ GEM
     arel (2.2.1)
     builder (3.0.0)
     erubis (2.7.0)
-    hike (1.2.1)
+    hike (1.2.3)
     i18n (0.6.0)
     jquery-rails (1.0.19)
       railties (~> 3.0)
@@ -49,7 +49,7 @@ GEM
     pg (0.12.0)
       rake-compiler (~> 0.7)
     polyglot (0.3.3)
-    rack (1.3.5)
+    rack (1.3.10)
     rack-cache (1.1)
       rack (>= 0.4)
     rack-mount (0.8.3)
@@ -78,12 +78,12 @@ GEM
       rake
     rdoc (3.11)
       json (~> 1.4)
-    sprockets (2.0.3)
+    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)
     treetop (1.4.10)
       polyglot
       polyglot (>= 0.3.1)