diff --git a/Gemfile.lock b/Gemfile.lock
index e57e0ed..4a3bece 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -88,11 +88,15 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.20.1)
+    mini_portile2 (2.8.0)
     multi_json (1.5.0)
     multi_xml (0.5.1)
     multipart-post (1.1.5)
-    nokogiri (1.5.5)
-    nokogiri (1.5.5-x86-mingw32)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
+    nokogiri (1.13.9-x86-mingw32)
+      racc (~> 1.4)
     oauth (0.4.6)
     paperclipdropbox (1.0.8)
       dropbox
@@ -100,6 +104,7 @@ GEM
     pg (0.13.0)
     pg (0.13.0-x86-mingw32)
     polyglot (0.3.3)
+    racc (1.6.0)
     rack (1.4.4)
     rack-cache (1.2)
       rack (>= 0.4)
@@ -132,7 +137,6 @@ GEM
       tilt (~> 1.3)
     sendgrid (1.0.1)
       json
-      json
     sprockets (2.2.2)
       hike (~> 1.2)
       multi_json (~> 1.0)