diff --git a/Gemfile.lock b/Gemfile.lock
index 53b8b550e4..415c3b944d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -472,7 +472,7 @@ GEM
     pry-rails (0.3.6)
       pry (>= 0.10.4)
     public_suffix (3.0.2)
-    rack (1.6.10)
+    rack (1.6.11)
     rack-accept (0.4.5)
       rack (>= 0.4)
     rack-contrib (1.8.0)