diff --git a/Gemfile.lock b/Gemfile.lock
index 731dd0fae62..c9ed6175aad 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -190,7 +190,7 @@ GEM
     minitest (5.11.3)
     multipart-post (2.0.0)
     net-dns (0.8.0)
-    nokogiri (1.8.2)
+    nokogiri (1.8.5)
       mini_portile2 (~> 2.3.0)
     octokit (4.8.0)
       sawyer (~> 0.8.0, >= 0.5.3)