diff --git a/Gemfile.lock b/Gemfile.lock
index fc6595a4..dbae5227 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -49,13 +49,14 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.1)
     multi_json (1.12.1)
     nanoc (3.8.0)
       cri (~> 2.3)
     nenv (0.3.0)
-    nokogiri (1.8.4)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.14.3)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     notiffany (0.1.1)
       nenv (~> 0.1)
       shellany (~> 0.0)
@@ -63,6 +64,7 @@ GEM
       coderay (~> 1.1.0)
       method_source (~> 0.8.1)
       slop (~> 3.4)
+    racc (1.6.2)
     rack (2.0.1)
     rake (12.0.0)
     rb-fsevent (0.9.8)