diff --git a/Gemfile.lock b/Gemfile.lock
index a9e41d2..f038cc6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -69,13 +69,14 @@ GEM
       rb-inotify (>= 0.9)
     lumberjack (1.0.9)
     method_source (0.8.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     multi_json (1.11.2)
     nanoc (3.8.0)
       cri (~> 2.3)
     nenv (0.2.0)
-    nokogiri (1.10.1)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     notiffany (0.0.8)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -87,6 +88,7 @@ GEM
     pygments.rb (0.6.3)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.2.0)
+    racc (1.6.0)
     rack (2.0.6)
     rake (10.4.2)
     rb-fsevent (0.9.6)