diff --git a/Gemfile.lock b/Gemfile.lock
index af4ae4c..31fed8b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -60,7 +60,7 @@ GEM
       multipart-post (~> 1.1)
     haml (3.1.4)
     hashie (1.2.0)
-    hike (1.2.1)
+    hike (1.2.3)
     httparty (0.8.1)
       multi_json
       multi_xml
@@ -112,7 +112,7 @@ GEM
     orm_adapter (0.4.0)
     pg (0.13.2)
     polyglot (0.3.3)
-    rack (1.4.1)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)
@@ -155,7 +155,7 @@ 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)
@@ -166,7 +166,7 @@ GEM
       eventmachine (>= 0.12.6)
       rack (>= 1.0.0)
     thor (0.14.6)
-    tilt (1.3.3)
+    tilt (1.4.1)
     treetop (1.4.10)
       polyglot
       polyglot (>= 0.3.1)