diff --git a/Gemfile.lock b/Gemfile.lock
index 738c90c..52cd95b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -82,7 +82,7 @@ GEM
       guard (>= 0.2.2)
     guard-rspec (0.7.0)
       guard (>= 0.10.0)
-    hike (1.2.1)
+    hike (1.2.3)
     i18n (0.6.1)
     journey (1.0.4)
     jquery-rails (2.0.2)
@@ -95,14 +95,14 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.19)
-    multi_json (1.5.0)
+    multi_json (1.14.0)
     newrelic_rpm (3.5.0.1)
     orm_adapter (0.0.7)
     pg (0.12.2)
     polyamorous (0.5.0)
       activerecord (~> 3.0)
     polyglot (0.3.3)
-    rack (1.4.3)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)
@@ -154,7 +154,7 @@ GEM
     simple_form (2.0.2)
       actionpack (~> 3.0)
       activemodel (~> 3.0)
-    sprockets (2.2.2)
+    sprockets (2.2.3)
       hike (~> 1.2)
       multi_json (~> 1.0)
       rack (~> 1.0)
@@ -163,7 +163,7 @@ GEM
     therubyracer (0.10.1)
       libv8 (~> 3.3.10)
     thor (0.14.6)
-    tilt (1.3.3)
+    tilt (1.4.1)
     treetop (1.4.12)
       polyglot
       polyglot (>= 0.3.1)