diff --git a/Gemfile b/Gemfile
index c4079cf48..0fc21391d 100644
--- a/Gemfile
+++ b/Gemfile
@@ -133,7 +133,7 @@ gem "leaflet-rails",       "0.7.4"
 
 # Parsing
 
-gem "nokogiri",          "1.6.6.2"
+gem "nokogiri",          "1.6.6.4"
 gem "redcarpet",         "3.3.3"
 gem "twitter-text",      "1.13.0"
 gem "roxml",             "3.1.6"
diff --git a/Gemfile.lock b/Gemfile.lock
index 7837821bd..6f2eab681 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -460,7 +460,7 @@ GEM
       net-ssh (>= 2.6.5)
     net-ssh (3.0.1)
     nio4r (1.1.1)
-    nokogiri (1.6.6.2)
+    nokogiri (1.6.6.4)
       mini_portile (~> 0.6.0)
     notiffany (0.0.8)
       nenv (~> 0.1)
@@ -858,7 +858,7 @@ DEPENDENCIES
   minitest
   mobile-fu (= 1.3.1)
   mysql2 (= 0.3.20)
-  nokogiri (= 1.6.6.2)
+  nokogiri (= 1.6.6.4)
   omniauth (= 1.2.2)
   omniauth-facebook (= 2.0.1)
   omniauth-tumblr (= 1.1)