diff --git a/blog-after/Gemfile.lock b/blog-after/Gemfile.lock
index 0376b12..ed21a1a 100644
--- a/blog-after/Gemfile.lock
+++ b/blog-after/Gemfile.lock
@@ -70,7 +70,7 @@ GEM
       net-ssh (>= 1.99.1)
     pg (0.13.2)
     polyglot (0.3.3)
-    rack (1.4.1)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)