diff --git a/Gemfile b/Gemfile
index fea18ef8b..b87c4d824 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,4 +1,5 @@
 source 'https://rubygems.org'
 
 gem 'jekyll', '~> 1.0'
+gem 'safe_yaml', '~> 1.0.4'
 gem 'sass', '~> 3.0'
diff --git a/Gemfile.lock b/Gemfile.lock
index 0c48d0ae5..82bb3d496 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -8,7 +8,7 @@ GEM
     commander (4.1.6)
       highline (~> 1.6.11)
     fast-stemmer (1.0.2)
-    ffi (1.9.3)
+    ffi (1.9.8)
     highline (1.6.21)
     jekyll (1.5.1)
       classifier (~> 1.3)
@@ -29,7 +29,7 @@ GEM
     maruku (0.7.0)
     parslet (1.5.0)
       blankslate (~> 2.0)
-    posix-spawn (0.3.8)
+    posix-spawn (0.3.10)
     pygments.rb (0.5.4)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.1.0)
@@ -39,9 +39,9 @@ GEM
     rb-kqueue (0.2.3)
       ffi (>= 0.5.0)
     redcarpet (2.3.0)
-    safe_yaml (1.0.3)
-    sass (3.4.9)
-    toml (0.1.1)
+    safe_yaml (1.0.4)
+    sass (3.4.13)
+    toml (0.1.2)
       parslet (~> 1.5.0)
     yajl-ruby (1.1.0)
 
@@ -50,4 +50,5 @@ PLATFORMS
 
 DEPENDENCIES
   jekyll (~> 1.0)
+  safe_yaml (~> 1.0.4)
   sass (~> 3.0)