diff --git a/Gemfile.lock b/Gemfile.lock
old mode 100755
new mode 100644
index b63fff1..518cb08
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -94,7 +94,7 @@ GEM
     nokogiri (1.5.5)
     ntlm-http (0.1.1)
     polyglot (0.3.3)
-    rack (1.4.1)
+    rack (1.4.7)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.2)