diff --git a/Gemfile.lock b/Gemfile.lock
index 682c357..14b22d2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,12 +93,13 @@ GEM
       rb-inotify (~> 0.9, >= 0.9.7)
     maruku (0.7.0)
     mercenary (0.3.6)
-    mini_portile2 (2.1.0)
+    mini_portile2 (2.6.1)
     multi_json (1.12.1)
     multipart-post (2.0.0)
     net-dns (0.8.0)
-    nokogiri (1.7.0.1)
-      mini_portile2 (~> 2.1.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     octokit (4.6.2)
       sawyer (~> 0.8.0, >= 0.5.3)
     parslet (1.5.0)
@@ -108,6 +109,7 @@ GEM
     pygments.rb (0.6.3)
       posix-spawn (~> 0.3.6)
       yajl-ruby (~> 1.2.0)
+    racc (1.5.2)
     rack (1.5.5)
     rack-test (0.6.3)
       rack (>= 1.0)