diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 8074b57..39841e3 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -248,7 +248,7 @@ GEM
     multipart-post (2.0.0)
     namae (1.0.1)
     nenv (0.3.0)
-    nokogiri (1.10.4)
+    nokogiri (1.10.8)
       mini_portile2 (~> 2.4.0)
     notiffany (0.1.1)
       nenv (~> 0.1)