diff --git a/Gemfile.lock b/Gemfile.lock
index e57e0ed..5125d23 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -93,7 +93,7 @@ GEM
     multipart-post (1.1.5)
     nokogiri (1.5.5)
     nokogiri (1.5.5-x86-mingw32)
-    oauth (0.4.6)
+    oauth (0.5.6)
     paperclipdropbox (1.0.8)
       dropbox
       paperclip
@@ -132,7 +132,6 @@ GEM
       tilt (~> 1.3)
     sendgrid (1.0.1)
       json
-      json
     sprockets (2.2.2)
       hike (~> 1.2)
       multi_json (~> 1.0)