diff --git a/static/Gemfile.lock b/static/Gemfile.lock
index 1b6c550f..c2d2a07a 100644
--- a/static/Gemfile.lock
+++ b/static/Gemfile.lock
@@ -95,7 +95,7 @@ GEM
       tilt (~> 1.4.1)
     padrino-support (0.12.4)
       activesupport (>= 3.1)
-    rack (1.6.0)
+    rack (1.6.12)
     rack-test (0.6.3)
       rack (>= 1.0)
     rb-fsevent (0.9.4)