diff --git a/Gemfile.lock b/Gemfile.lock
index 136f693..9e1d712 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -146,7 +146,7 @@ GEM
     kgio (2.11.0)
     launchy (2.4.3)
       addressable (~> 2.3)
-    libv8 (3.16.14.17)
+    libv8 (3.16.14.19)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
@@ -302,7 +302,7 @@ GEM
     turbolinks-source (5.0.0)
     tzinfo (1.2.2)
       thread_safe (~> 0.1)
-    uglifier (3.1.4)
+    uglifier (3.1.6)
       execjs (>= 0.3.0, < 3)
     unicorn (5.2.0)
       kgio (~> 2.6)