diff --git a/Gemfile.lock b/Gemfile.lock
index 36cb684..2e55b28 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -51,7 +51,7 @@ GEM
     minitest (5.11.3)
     multi_xml (0.6.0)
     multipart-post (2.0.0)
-    nokogiri (1.10.4)
+    nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
     nori (2.6.0)
     parallel (1.12.1)