diff --git a/Gemfile.lock b/Gemfile.lock
index 670333c..cdc7e93 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -86,7 +86,7 @@ GEM
     minitest (5.11.3)
     mysql2 (0.4.10)
     nio4r (2.3.1)
-    nokogiri (1.10.2)
+    nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     paperclip (6.1.0)
       activemodel (>= 4.2.0)