diff --git a/Gemfile.lock b/Gemfile.lock
index eccb2d8..97067be 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -101,12 +101,13 @@ GEM
       treetop (~> 1.4.8)
     method_source (0.8.2)
     mime-types (1.25.1)
-    mini_portile (0.5.3)
+    mini_portile2 (2.8.0)
     minitest (5.3.3)
     multi_json (1.10.0)
     multipart-post (2.0.0)
-    nokogiri (1.6.1)
-      mini_portile (~> 0.5.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     octokit (3.1.0)
       sawyer (~> 0.5.3)
     pg (0.17.1)
@@ -117,6 +118,7 @@ GEM
       slop (~> 3.4)
     pry-rails (0.3.2)
       pry (>= 0.9.10)
+    racc (1.6.0)
     rack (1.5.2)
     rack-test (0.6.2)
       rack (>= 1.0)