diff --git a/Gemfile.lock b/Gemfile.lock
index 4c7cf28..5a724ee 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -85,7 +85,7 @@ GEM
     msgpack (1.3.0)
     mysql2 (0.5.2)
     nio4r (2.3.1)
-    nokogiri (1.10.3)
+    nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     puma (3.12.1)
     rack (2.0.7)