diff --git a/web/mooctracker_rails/Gemfile.lock b/web/mooctracker_rails/Gemfile.lock
index 9b501b0..29f1ddf 100644
--- a/web/mooctracker_rails/Gemfile.lock
+++ b/web/mooctracker_rails/Gemfile.lock
@@ -118,14 +118,14 @@ GEM
       treetop (~> 1.4.8)
     method_source (0.8.2)
     mime-types (1.25.1)
-    mini_portile (0.6.0)
+    mini_portile2 (2.1.0)
     minitest (4.7.5)
     multi_json (1.10.1)
     multi_test (0.1.1)
     multi_xml (0.5.5)
     multipart-post (2.0.0)
-    nokogiri (1.6.2.1)
-      mini_portile (= 0.6.0)
+    nokogiri (1.6.8.1)
+      mini_portile2 (~> 2.1.0)
     oauth2 (0.9.4)
       faraday (>= 0.8, < 0.10)
       jwt (~> 1.0)