diff --git a/Gemfile.lock b/Gemfile.lock
index 98751c76..67a6b6a7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -89,7 +89,7 @@ GEM
       railties (>= 3.0, < 5.0)
       thor (>= 0.14, < 2.0)
     json (1.7.7)
-    libv8 (3.11.8.13)
+    libv8 (3.11.8.17)
     mail (2.5.3)
       i18n (>= 0.4.0)
       mime-types (~> 1.16)
@@ -131,7 +131,7 @@ GEM
     rake (10.0.3)
     rdoc (3.12.2)
       json (~> 1.4)
-    ref (1.0.2)
+    ref (1.0.4)
     rspec-expectations (2.13.0)
       diff-lcs (>= 1.1.3, < 2.0)
     rubyzip (0.9.9)