diff --git a/Gemfile.lock b/Gemfile.lock
index 127c204..e838bd8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -67,7 +67,7 @@ GEM
     oj (3.10.2)
     rabl (0.14.2)
       activesupport (>= 2.3.14)
-    rack (2.2.2)
+    rack (2.2.6.2)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails-dom-testing (2.0.3)