diff --git a/Gemfile.lock b/Gemfile.lock
index 0f8e22c..bde2896 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -97,7 +97,7 @@ GEM
     multipart-post (2.1.1)
     mysql2 (0.5.2)
     nio4r (2.4.0)
-    nokogiri (1.10.3)
+    nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     puma (3.12.1)
     rack (2.0.7)