diff --git a/Gemfile.lock b/Gemfile.lock
index 445589c..fc9a2f4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -118,7 +118,7 @@ GEM
       slack-ruby-bot (>= 0.10.5)
     newrelic_rpm (6.10.0.364)
     nio4r (2.5.2)
-    nokogiri (1.13.3)
+    nokogiri (1.13.4)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     public_suffix (4.0.6)