diff --git a/Gemfile.lock b/Gemfile.lock
index f23e257..0e7e7ee 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -71,7 +71,7 @@ GEM
     minitest (5.11.3)
     netrc (0.11.0)
     nio4r (2.3.1)
-    nokogiri (1.10.3)
+    nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     parser (2.6.3.0)
       ast (~> 2.4.0)