diff --git a/Gemfile.lock b/Gemfile.lock
index 14eaa0c..a7f0f27 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -54,7 +54,7 @@ GEM
       faraday (~> 0.6.1)
       multi_json (>= 0.0.5)
     polyglot (0.3.2)
-    rack (1.2.4)
+    rack (1.2.8)
     rack-mount (0.6.14)
       rack (>= 1.0.0)
     rack-test (0.5.7)
@@ -91,8 +91,6 @@ GEM
     sorcery (0.7.4)
       bcrypt-ruby (~> 3.0.0)
       oauth (~> 0.4.4)
-      oauth (~> 0.4.4)
-      oauth2 (~> 0.4.1)
       oauth2 (~> 0.4.1)
     test-unit (2.3.2)
     thor (0.14.6)