diff --git a/Gemfile.lock b/Gemfile.lock
index 1d59a8b..5af26a4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
     eventmachine (1.0.3)
     execjs (2.0.2)
     fastercsv (1.5.5)
-    ffi (1.9.0)
+    ffi (1.9.1)
     foreman (0.63.0)
       dotenv (>= 0.7)
       thor (>= 0.13.6)
@@ -226,7 +226,7 @@ GEM
       multi_json
       simplecov-html (~> 0.7.1)
     simplecov-html (0.7.1)
-    slim (2.0.1)
+    slim (2.0.2)
       temple (~> 0.6.6)
       tilt (>= 1.3.3, < 2.1)
     slop (2.1.0)
@@ -251,9 +251,9 @@ GEM
       polyglot (>= 0.3.1)
     trollop (2.0)
     tzinfo (0.3.38)
-    uglifier (2.2.1)
+    uglifier (2.3.0)
       execjs (>= 0.3.0)
-      multi_json (~> 1.0, >= 1.0.2)
+      json (>= 1.8.0)
     unicorn (4.6.3)
       kgio (~> 2.6)
       rack