diff --git a/Gemfile.lock b/Gemfile.lock
index cfdb2bf..481234d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
     coderay (1.1.2)
     method_source (0.9.2)
     mini_portile2 (2.4.0)
-    nokogiri (1.10.1)
+    nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     pry (0.12.2)
       coderay (~> 1.1.0)