diff --git a/Gemfile.lock b/Gemfile.lock
index c5e83b3..5cc5c54 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,7 +107,7 @@ GEM
     multi_json (1.13.1)
     mysql2 (0.5.2)
     nio4r (2.5.8)
-    nokogiri (1.13.3)
+    nokogiri (1.13.6)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     public_suffix (4.0.6)