diff --git a/Gemfile.lock b/Gemfile.lock
index dfe5d84..f0687cf 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -72,11 +72,11 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.2.0)
+    mini_portile2 (2.3.0)
     minitest (5.10.3)
     nio4r (2.1.0)
-    nokogiri (1.8.0)
-      mini_portile2 (~> 2.2.0)
+    nokogiri (1.8.1)
+      mini_portile2 (~> 2.3.0)
     pg (0.21.0)
     pry (0.10.4)
       coderay (~> 1.1.0)
@@ -188,4 +188,4 @@ RUBY VERSION
    ruby 2.3.1p112
 
 BUNDLED WITH
-   1.15.1
+   1.15.4