diff --git a/Gemfile.lock b/Gemfile.lock
index a3dc4d8..7ca0111 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -185,7 +185,7 @@ GEM
       railties (>= 3.1)
     multi_json (1.13.1)
     nio4r (2.2.0)
-    nokogiri (1.8.2)
+    nokogiri (1.8.4)
       mini_portile2 (~> 2.3.0)
     oath (1.1.0)
       bcrypt