diff --git a/Gemfile.lock b/Gemfile.lock
index f75e557..56ef61c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -79,7 +79,7 @@ GEM
     minitest (5.11.3)
     msgpack (1.3.1)
     nio4r (2.4.0)
-    nokogiri (1.10.4)
+    nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
     rack (2.0.7)
     rack-test (1.1.0)