diff --git a/Gemfile.lock b/Gemfile.lock
index 755e740..8426bf7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -194,7 +194,7 @@ GEM
     pry-rails (0.3.4)
       pry (>= 0.9.10)
     public_suffix (2.0.4)
-    rack (1.6.4)
+    rack (1.6.5)
     rack-livereload (0.3.16)
       rack
     rack-protection (1.5.3)