diff --git a/pkg/mod/github.com/hashicorp/serf@v0.8.2/website/Gemfile.lock b/pkg/mod/github.com/hashicorp/serf@v0.8.2/website/Gemfile.lock
index 5f50bf59a009a59f924861f9aa90c0b5501c02d8..a145507c1feced1d6527529996da3254e5466798 100644
--- a/pkg/mod/github.com/hashicorp/serf@v0.8.2/website/Gemfile.lock
+++ b/pkg/mod/github.com/hashicorp/serf@v0.8.2/website/Gemfile.lock
@@ -101,17 +101,19 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.5.1)
     minitest (5.10.3)
     multi_json (1.12.2)
-    nokogiri (1.8.1)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.11.5)
+      mini_portile2 (~> 2.5.0)
+      racc (~> 1.4)
     padrino-helpers (0.12.8.1)
       i18n (~> 0.6, >= 0.6.7)
       padrino-support (= 0.12.8.1)
       tilt (~> 1.4.1)
     padrino-support (0.12.8.1)
       activesupport (>= 3.1)
+    racc (1.5.2)
     rack (1.6.8)
     rack-livereload (0.3.16)
       rack